ES552239A0 - Puesto de operadora o de escucha para una centralita telefonica - Google Patents

Puesto de operadora o de escucha para una centralita telefonica

Info

Publication number
ES552239A0
ES552239A0 ES552239A ES552239A ES552239A0 ES 552239 A0 ES552239 A0 ES 552239A0 ES 552239 A ES552239 A ES 552239A ES 552239 A ES552239 A ES 552239A ES 552239 A0 ES552239 A0 ES 552239A0
Authority
ES
Spain
Prior art keywords
line element
handset
key
operating
preference
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
ES552239A
Other languages
English (en)
Other versions
ES8704300A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tenovis GmbH and Co KG
Original Assignee
Telefonbau und Normalzeit GmbH
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
Application filed by Telefonbau und Normalzeit GmbH filed Critical Telefonbau und Normalzeit GmbH
Publication of ES552239A0 publication Critical patent/ES552239A0/es
Publication of ES8704300A1 publication Critical patent/ES8704300A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/62—Keyboard equipment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/428—Arrangements for placing incoming calls on hold
    • H04M3/4283—Call holding circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Telephone Function (AREA)
ES552239A 1985-02-20 1986-02-20 Puesto de operadora o de escucha para una centralita telefonica Expired ES8704300A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3505779A DE3505779C1 (de) 1985-02-20 1985-02-20 Bedienungs- oder Abfrageplatz fuer eine Fernsprechvermittlungsanlage insbesondere Makler-Vielfachanlage

Publications (2)

Publication Number Publication Date
ES552239A0 true ES552239A0 (es) 1987-04-01
ES8704300A1 ES8704300A1 (es) 1987-04-01

Family

ID=6262979

Family Applications (1)

Application Number Title Priority Date Filing Date
ES552239A Expired ES8704300A1 (es) 1985-02-20 1986-02-20 Puesto de operadora o de escucha para una centralita telefonica

Country Status (5)

Country Link
EP (1) EP0192107B1 (es)
AT (1) ATE59751T1 (es)
AU (1) AU5333286A (es)
DE (1) DE3505779C1 (es)
ES (1) ES8704300A1 (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4118992A1 (de) * 1991-06-08 1992-12-10 Aeg Mobile Communication Mobiltelefonanordnung
DE4121195A1 (de) * 1991-06-27 1993-01-14 Telefonbau & Normalzeit Gmbh Fernsprechanlage

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107477A (en) * 1977-03-09 1978-08-15 Marvin Glass & Associates Multi-subscriber telephone apparatus

Also Published As

Publication number Publication date
EP0192107A2 (de) 1986-08-27
EP0192107A3 (en) 1988-07-20
ES8704300A1 (es) 1987-04-01
ATE59751T1 (de) 1991-01-15
AU5333286A (en) 1986-08-28
EP0192107B1 (de) 1991-01-02
DE3505779C1 (de) 1986-06-12

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970203