BE424989A - - Google Patents

Info

Publication number
BE424989A
BE424989A BE424989DA BE424989A BE 424989 A BE424989 A BE 424989A BE 424989D A BE424989D A BE 424989DA BE 424989 A BE424989 A BE 424989A
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 BE424989A publication Critical patent/BE424989A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
    • H04Q1/36—Pulse-correcting arrangements, e.g. for reducing effects due to interference

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
BE424989D 1936-12-03 BE424989A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB33169/36A GB486764A (en) 1936-12-03 1936-12-03 Improvements in or relating to electrical communication systems

Publications (1)

Publication Number Publication Date
BE424989A true BE424989A (enrdf_load_html_response)

Family

ID=10349445

Family Applications (1)

Application Number Title Priority Date Filing Date
BE424989D BE424989A (enrdf_load_html_response) 1936-12-03

Country Status (3)

Country Link
US (1) US2207537A (enrdf_load_html_response)
BE (1) BE424989A (enrdf_load_html_response)
GB (1) GB486764A (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2597869A (en) * 1946-11-30 1952-05-27 Standard Telephones Cables Ltd Impulse repeater for metered automatic telephone service

Also Published As

Publication number Publication date
US2207537A (en) 1940-07-09
GB486764A (en) 1938-06-03

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