BE776673A - ELECTRONIC RINGING FOR TELEPHONE STATIONS - Google Patents

ELECTRONIC RINGING FOR TELEPHONE STATIONS

Info

Publication number
BE776673A
BE776673A BE776673A BE776673A BE776673A BE 776673 A BE776673 A BE 776673A BE 776673 A BE776673 A BE 776673A BE 776673 A BE776673 A BE 776673A BE 776673 A BE776673 A BE 776673A
Authority
BE
Belgium
Prior art keywords
telephone stations
electronic ringing
ringing
electronic
stations
Prior art date
Application number
BE776673A
Other languages
French (fr)
Original Assignee
Krone 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 Krone Gmbh filed Critical Krone Gmbh
Publication of BE776673A publication Critical patent/BE776673A/en

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Electromechanical Clocks (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Electric Clocks (AREA)
BE776673A 1970-12-23 1971-12-14 ELECTRONIC RINGING FOR TELEPHONE STATIONS BE776673A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702063624 DE2063624C3 (en) 1970-12-23 1970-12-23 Electronic alarm clock for telephone sets

Publications (1)

Publication Number Publication Date
BE776673A true BE776673A (en) 1972-04-04

Family

ID=5792066

Family Applications (1)

Application Number Title Priority Date Filing Date
BE776673A BE776673A (en) 1970-12-23 1971-12-14 ELECTRONIC RINGING FOR TELEPHONE STATIONS

Country Status (6)

Country Link
AT (1) AT322010B (en)
BE (1) BE776673A (en)
CH (1) CH530137A (en)
DE (1) DE2063624C3 (en)
FR (1) FR2119434A5 (en)
NL (1) NL7116899A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1126635B (en) * 1979-12-20 1986-05-21 Fiamm Componenti Accessori Spa MOTORCYCLE SOUNDER
US4309574A (en) * 1980-04-15 1982-01-05 Gte Automatic Electric Labs Inc. Electronic tone ringer

Also Published As

Publication number Publication date
DE2063624B2 (en) 1973-06-28
DE2063624A1 (en) 1972-08-03
FR2119434A5 (en) 1972-08-04
AT322010B (en) 1975-04-25
CH530137A (en) 1972-10-31
NL7116899A (en) 1972-06-27
DE2063624C3 (en) 1974-01-24

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