BE376876A - - Google Patents

Info

Publication number
BE376876A
BE376876A BE376876DA BE376876A BE 376876 A BE376876 A BE 376876A BE 376876D A BE376876D A BE 376876DA BE 376876 A BE376876 A BE 376876A
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 BE376876A publication Critical patent/BE376876A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/26Devices for calling a subscriber
    • H04M1/27Devices whereby a plurality of signals may be stored simultaneously
    • H04M1/272Devices whereby a plurality of signals may be stored simultaneously with provision for storing only one subscriber number at a time, e.g. by keyboard or dial

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Mechanical Control Devices (AREA)
  • Transmission Devices (AREA)
  • Lock And Its Accessories (AREA)
BE376876D 1930-02-03 BE376876A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US425422A US1837236A (en) 1930-02-03 1930-02-03 Impulse sender

Publications (1)

Publication Number Publication Date
BE376876A true BE376876A (en:Method)

Family

ID=23686505

Family Applications (1)

Application Number Title Priority Date Filing Date
BE376876D BE376876A (en:Method) 1930-02-03

Country Status (4)

Country Link
US (1) US1837236A (en:Method)
BE (1) BE376876A (en:Method)
FR (1) FR711859A (en:Method)
GB (1) GB368862A (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434959A (en) * 1945-09-15 1948-01-27 Bell Telephone Labor Inc Call transmitter for interstate telephone communication
US2558827A (en) * 1947-08-09 1951-07-03 Haven Benjamin H De Ash receiver

Also Published As

Publication number Publication date
FR711859A (fr) 1931-09-19
US1837236A (en) 1931-12-22
GB368862A (en) 1932-03-17

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