BE481271A - - Google Patents

Info

Publication number
BE481271A
BE481271A BE481271DA BE481271A BE 481271 A BE481271 A BE 481271A BE 481271D A BE481271D A BE 481271DA BE 481271 A BE481271 A BE 481271A
Authority
BE
Belgium
Application number
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.)
Publication of BE481271A publication Critical patent/BE481271A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/23Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Push-Button Switches (AREA)
BE481271D 1946-11-13 BE481271A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US709668A US2531457A (en) 1946-11-13 1946-11-13 Push-button switch arranged in multiple rows

Publications (1)

Publication Number Publication Date
BE481271A true BE481271A (xx)

Family

ID=24850843

Family Applications (1)

Application Number Title Priority Date Filing Date
BE481271D BE481271A (xx) 1946-11-13

Country Status (3)

Country Link
US (1) US2531457A (xx)
BE (1) BE481271A (xx)
FR (1) FR955476A (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2748205A (en) * 1951-12-14 1956-05-29 Bryant Electric Co Switch
US2773139A (en) * 1952-11-04 1956-12-04 Bryant Electric Co Switch
US2885499A (en) * 1956-09-12 1959-05-05 Saxony Electronics Inc Electrical switch
IT974400B (it) * 1972-12-29 1974-06-20 R L Argentec Soc Sistema di controllo manuale ed automatico per apparecchiature elettroniche ed altro
US4243847A (en) * 1979-04-30 1981-01-06 Gte Automatic Electric Laboratories Incorporated Automatic restoral mechanism for a pushbutton key telephone instrument

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US570812A (en) * 1896-11-03 Voting-machine
US701282A (en) * 1901-06-10 1902-06-03 Louis Eysenbach Jr Intercommunicating telephone-switch.
US984686A (en) * 1907-05-29 1911-02-21 Dean Electric Co Intercommunicating telephone system.
US931331A (en) * 1907-11-23 1909-08-17 Western Electric Co Telephone-key.
US1332596A (en) * 1919-08-27 1920-03-02 Charles M Borneman Auto-jack
US2248589A (en) * 1940-05-23 1941-07-08 Gen Electric Interoffice telephone
US2338757A (en) * 1941-06-12 1944-01-11 Bell Telephone Labor Inc Telephone set
US2320774A (en) * 1942-08-25 1943-06-01 Gen Electric Multiple switch and the like

Also Published As

Publication number Publication date
US2531457A (en) 1950-11-28
FR955476A (xx) 1950-01-14

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