BE525745A - - Google Patents

Info

Publication number
BE525745A
BE525745A BE525745DA BE525745A BE 525745 A BE525745 A BE 525745A BE 525745D A BE525745D A BE 525745DA BE 525745 A BE525745 A BE 525745A
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 BE525745A publication Critical patent/BE525745A/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
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
BE525745D 1953-01-17 BE525745A (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM17021A DE967980C (de) 1953-01-17 1953-01-17 Schaltungsanordnung zur Signalgabe mittels Wechselstrom beliebiger Frequenz

Publications (1)

Publication Number Publication Date
BE525745A true BE525745A (en:Method)

Family

ID=27770764

Family Applications (1)

Application Number Title Priority Date Filing Date
BE525745D BE525745A (en:Method) 1953-01-17

Country Status (3)

Country Link
BE (1) BE525745A (en:Method)
CH (1) CH327601A (en:Method)
DE (1) DE967980C (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1165095B (de) * 1961-04-26 1964-03-12 Siemens Ag Schaltungsanordnung zum Empfang von Rueckkennzeichen in Fernmelde-, insbesondere Fernsprechanlagen

Also Published As

Publication number Publication date
CH327601A (de) 1958-01-31
DE967980C (de) 1958-01-02

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