ATE160892T1 - Verfahren und vorrichtung zum fernnachweis von gegenstaenden - Google Patents

Verfahren und vorrichtung zum fernnachweis von gegenstaenden

Info

Publication number
ATE160892T1
ATE160892T1 AT93902631T AT93902631T ATE160892T1 AT E160892 T1 ATE160892 T1 AT E160892T1 AT 93902631 T AT93902631 T AT 93902631T AT 93902631 T AT93902631 T AT 93902631T AT E160892 T1 ATE160892 T1 AT E160892T1
Authority
AT
Austria
Prior art keywords
elements
gauge
magnetic field
relationships
field
Prior art date
Application number
AT93902631T
Other languages
English (en)
Inventor
Carl Tyren
Leif Persson
Original Assignee
Rso Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20385058&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE160892(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Rso Corp filed Critical Rso Corp
Application granted granted Critical
Publication of ATE160892T1 publication Critical patent/ATE160892T1/de

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2408—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using ferromagnetic tags
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10019—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
    • G06K7/10029—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot
    • G06K7/10059—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the time domain, e.g. using binary tree search or RFID responses allocated to a random time slot transponder driven
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2414—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using inductive tags
    • G08B13/2417—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using inductive tags having a radio frequency identification chip
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2431—Tag circuit details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2474—Antenna or antenna activator geometry, arrangement or layout
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2485—Simultaneous detection of multiple EAS tags

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Automation & Control Theory (AREA)
  • Computer Security & Cryptography (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Remote Sensing (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Burglar Alarm Systems (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measuring Magnetic Variables (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Near-Field Transmission Systems (AREA)
AT93902631T 1992-01-20 1993-01-20 Verfahren und vorrichtung zum fernnachweis von gegenstaenden ATE160892T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9200145A SE469673B (sv) 1992-01-20 1992-01-20 Saett och anordning vid beroeringsfri avkaenning av objekt

Publications (1)

Publication Number Publication Date
ATE160892T1 true ATE160892T1 (de) 1997-12-15

Family

ID=20385058

Family Applications (2)

Application Number Title Priority Date Filing Date
AT93902631T ATE160892T1 (de) 1992-01-20 1993-01-20 Verfahren und vorrichtung zum fernnachweis von gegenstaenden
AT94202333T ATE178731T1 (de) 1992-01-20 1993-01-20 Kodierungsverfahren für ferndetektierte etiketten

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT94202333T ATE178731T1 (de) 1992-01-20 1993-01-20 Kodierungsverfahren für ferndetektierte etiketten

Country Status (10)

Country Link
US (1) US5576693A (de)
EP (2) EP0626666B1 (de)
JP (1) JPH07503085A (de)
AT (2) ATE160892T1 (de)
AU (1) AU3413593A (de)
CA (1) CA2128431A1 (de)
DE (2) DE69315559T2 (de)
ES (1) ES2112413T3 (de)
SE (1) SE469673B (de)
WO (1) WO1993014478A1 (de)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9401450L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt vid detektering av magnetiska element
ZA949399B (en) * 1993-11-26 1995-08-08 Magellan Tech Pty Ltd Location apparatus and method
SE9401448L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt och anordning vid excitering och detektering av magnetiska element
SE9401449L (sv) * 1994-04-26 1995-10-27 Rso Corp Sätt och anordning vid kodning av elektroniska etiketter
SE9401436L (sv) * 1994-04-26 1995-10-27 Rso Corp Amorfa band med förbättrade egenskaper
US5880383A (en) * 1994-08-08 1999-03-09 Huff; Richard E. Vibrato assembly and acoustic coupling system for stringed instruments
SE9402943L (sv) * 1994-09-02 1996-03-03 Rso Corp Etikett för märkning och fjärrindikering av föremål
SE503526C2 (sv) * 1994-10-26 1996-07-01 Rso Corp Sätt för detektering av etiketter med amorfa magnetoelastiska band
RU2183033C2 (ru) * 1995-07-17 2002-05-27 Флайинг Налл Лимитед Усовершенствования, относящиеся к магнитным ярлыкам или маркерам
US7002475B2 (en) * 1997-12-31 2006-02-21 Intermec Ip Corp. Combination radio frequency identification transponder (RFID tag) and magnetic electronic article surveillance (EAS) tag
SE506167C2 (sv) 1996-02-12 1997-11-17 Rso Corp Givare för beröringsfri detektering av föremål
SE506449C2 (sv) * 1996-02-12 1997-12-15 Rso Corp Artikelövervakningssystem
US5736929A (en) * 1996-06-07 1998-04-07 International Business Machines Corporation System for concealed serialization utilizing a soft magnetic antitheft element
US6362737B1 (en) 1998-06-02 2002-03-26 Rf Code, Inc. Object Identification system with adaptive transceivers and methods of operation
US6621410B1 (en) * 1996-08-26 2003-09-16 Rf Code, Inc. System for item and orientation identification
SE9603484L (sv) * 1996-09-23 1998-03-24 Rso Corp Etikett för märkning och fjärrdetektering av föremål
GB9619896D0 (en) * 1996-09-24 1996-11-06 Flying Null Ltd Improvements in or relating to magnetic sensors
DE69815640T2 (de) * 1997-11-28 2003-12-04 Matsushita Electric Industrial Co., Ltd. Verfahren und Gerät zur Detektion von magnetostriktiven Resonatoren sowie Verkehrssystem
JP3282569B2 (ja) 1997-11-28 2002-05-13 松下電器産業株式会社 電気機械共振子およびその検出装置および交通システム
GB2349049B (en) * 1998-01-12 2000-12-06 Sentec Ltd Magnetic data tagging
WO1999035610A1 (en) * 1998-01-12 1999-07-15 Sentec Ltd. Magnetic data tagging
JP3331954B2 (ja) 1998-03-23 2002-10-07 松下電器産業株式会社 磁歪振動子検出装置、車両および交通システム
JPH11283178A (ja) * 1998-03-27 1999-10-15 Matsushita Electric Ind Co Ltd 電気共振識別子、電気共振識別子検出装置および交通システム
SE515182C2 (sv) 1998-06-18 2001-06-25 Rso Corp Metod och system för fjärrdetektering av föremål
FI110037B (fi) * 1998-09-24 2002-11-15 Tuotesuoja Sirpa Jaervensivu O Tuotesuoja-anturi
US6177870B1 (en) * 1999-01-13 2001-01-23 Sensormatic Electronics Corporation Resonant EAS marker with sideband generator
US6278368B1 (en) * 1999-04-12 2001-08-21 Rockwell Technologies, Llc Low cost material for multi-bit remote sensing
US7086111B2 (en) 2001-03-16 2006-08-08 Braun Gmbh Electric dental cleaning device
IL135730A (en) * 2000-04-18 2004-05-12 Visonic Ltd Displacement sensor
CA2439556C (en) 2001-03-14 2011-07-12 Braun Gmbh Method and device for cleaning teeth
DE10159395B4 (de) 2001-12-04 2010-11-11 Braun Gmbh Vorrichtung zur Zahnreinigung
DE10118679A1 (de) * 2001-04-14 2002-10-24 Henkel Kgaa Identifizierungs- oder Authentifizierungsverfahren
US6992585B2 (en) * 2001-10-02 2006-01-31 Rameez Saleh Security system incorporating a single modular unit motion sensor
US8443476B2 (en) 2001-12-04 2013-05-21 Braun Gmbh Dental cleaning device
US6937011B2 (en) * 2001-12-10 2005-08-30 Rockwell Automation Technologies, Inc. Detector for magnetizable material using amplitude and phase discrimination
US6788049B2 (en) * 2001-12-31 2004-09-07 Rockwell Automation Technologies, Inc. Detector for magnetizable material using amplitude and phase discrimination
WO2005091889A2 (en) * 2004-03-05 2005-10-06 Seknion, Inc. Method and apparatus for improving the efficiency and accuracy of rfid systems
US20060026841A1 (en) * 2004-08-09 2006-02-09 Dirk Freund Razors
DE102004062150A1 (de) 2004-12-23 2006-07-13 Braun Gmbh Auswechselbares Zubehörteil für ein Elektrokleingerät und Verfahren zum Bestimmen der Benutzungsdauer des Zubehörteils
US20070159324A1 (en) * 2005-08-10 2007-07-12 Payman Ahmadinia Guardian
US7460059B1 (en) * 2006-10-25 2008-12-02 Sandia Corporation Removing interfering clutter associated with radar pulses that an airborne radar receives from a radar transponder
SE534420C2 (sv) * 2009-08-14 2011-08-16 Sarci Ag En anordning för indentifieringsändamål
US8717430B2 (en) 2010-04-26 2014-05-06 Medtronic Navigation, Inc. System and method for radio-frequency imaging, registration, and localization
US9427294B2 (en) 2010-08-19 2016-08-30 Braun Gmbh Method for operating an electric appliance and electric appliance
ES2534822T3 (es) 2011-07-25 2015-04-29 Braun Gmbh Dispositivo de higiene bucodental
DK2550937T3 (da) 2011-07-25 2014-05-19 Braun Gmbh Magnetforbindelse mellem et tandbørstehåndtag og et børstehoved
EP2737619B1 (de) 2011-07-25 2017-08-23 Braun GmbH Mundpflegegeräte mit linearen elektropolymermotoren
GB2509884B (en) 2011-11-16 2018-10-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies
US10132699B1 (en) 2014-10-06 2018-11-20 National Technology & Engineering Solutions Of Sandia, Llc Electrodeposition processes for magnetostrictive resonators
US10510945B1 (en) 2014-10-06 2019-12-17 National Technology & Engineering Solutions Of Sandia, Llc Magnetoelastically actuated MEMS device and methods for its manufacture
US11276286B2 (en) * 2017-06-22 2022-03-15 Checkpoint Systems, Inc. Detectable folded coil
US11544518B2 (en) * 2017-06-22 2023-01-03 Checkpoint Systems, Inc. Deactivatable metal tag
CN109471184B (zh) * 2018-11-14 2020-10-02 江苏省地震局 一种基于分体式悬挂球形线圈的地磁测量方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071818A (en) * 1975-11-03 1978-01-31 Combustion Engineering, Inc. Magnetostrictive position indicator
US4168496A (en) * 1977-10-05 1979-09-18 Lichtblau G J Quasi-stationary noise cancellation system
ZA813317B (en) * 1980-05-19 1982-05-26 Tag Radionics Ltd Coded information arrangement
US4459474A (en) * 1981-05-18 1984-07-10 Walton Charles A Identification system with separation and direction capability and improved noise rejection
US4388524A (en) * 1981-09-16 1983-06-14 Walton Charles A Electronic identification and recognition system with code changeable reactance
US4495496A (en) * 1981-12-15 1985-01-22 Johnson Engineering Corp. Personnel monitoring and locating system
US4510490A (en) * 1982-04-29 1985-04-09 Allied Corporation Coded surveillance system having magnetomechanical marker
US4584577A (en) * 1982-10-20 1986-04-22 Brookes & Gatehouse Limited Angular position sensor
US4656463A (en) * 1983-04-21 1987-04-07 Intelli-Tech Corporation LIMIS systems, devices and methods
US4647917A (en) * 1984-03-26 1987-03-03 Allied Corporation Article control system having coded magnetomechanical marker
US4600829A (en) * 1984-04-02 1986-07-15 Walton Charles A Electronic proximity identification and recognition system with isolated two-way coupling
US4727360A (en) * 1985-09-13 1988-02-23 Security Tag Systems, Inc. Frequency-dividing transponder and use thereof in a presence detection system
SE8603415D0 (sv) * 1986-08-14 1986-08-14 Leif Arnold Persson Remote sensing of metglas identifiers
GB8713353D0 (en) * 1987-06-08 1987-07-15 Scient Generics Ltd Magnetic article surveillance systems
EP0295085B1 (de) * 1987-06-08 1996-11-06 Esselte Meto International GmbH Magnetische Vorrichtungen verwendende Artikelermittlung und/oder -identifizierung
DE3726484A1 (de) * 1987-08-08 1989-02-16 Enguvu Ag Baar Vorrichtung zur uebermittlung von daten aus einem tierkoerper
US4980670A (en) * 1987-11-04 1990-12-25 Sensormatic Electronics Corporation Deactivatable E.A.S. marker having a step change in magnetic flux
DE68908236T2 (de) * 1988-04-18 1993-11-25 Security Tag Systems Inc Frequenzteilendes Antwortgerät mit einem amorphen Draht zur Anwendung in einem System zur Anwesenheitsbestimmung.
GB8824965D0 (en) * 1988-10-25 1988-11-30 Emi Plc Thorn Magnetic identifier
SE8902330D0 (sv) * 1989-06-28 1989-06-28 Carl H Tyren Frequency carried mechanical stress information
GB9009739D0 (en) * 1990-05-01 1990-06-20 Disys Inc Transponder system
US5111186A (en) * 1990-11-29 1992-05-05 Sensormatic Electronics Corporation LC-type electronic article surveillance tag with voltage dependent capacitor
US5099225A (en) * 1990-11-29 1992-03-24 Sensormatic Electronics Corporation Electrostatic tag for use in an EAS system
US5406262A (en) * 1993-06-16 1995-04-11 Security Tag Systems, Inc. Adjusting magnetic bias field intensity in EAS presence detection system to enhance detection

Also Published As

Publication number Publication date
SE9200145L (sv) 1993-07-21
EP0626666A1 (de) 1994-11-30
EP0623237A1 (de) 1994-11-09
EP0623237B1 (de) 1997-12-03
US5576693A (en) 1996-11-19
SE469673B (sv) 1993-08-16
CA2128431A1 (en) 1993-07-22
DE69315559T2 (de) 1998-04-02
DE69315559D1 (de) 1998-01-15
ES2112413T3 (es) 1998-04-01
ATE178731T1 (de) 1999-04-15
EP0626666B1 (de) 1999-04-07
JPH07503085A (ja) 1995-03-30
AU3413593A (en) 1993-08-03
WO1993014478A1 (en) 1993-07-22
SE9200145D0 (sv) 1992-01-20
DE69324348D1 (de) 1999-05-12

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