BE448203A - - Google Patents

Info

Publication number
BE448203A
BE448203A BE448203DA BE448203A BE 448203 A BE448203 A BE 448203A BE 448203D A BE448203D A BE 448203DA BE 448203 A BE448203 A BE 448203A
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 BE448203A publication Critical patent/BE448203A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/54—Systems for transmission via power distribution lines
    • H04B3/544—Setting up communications; Call and signalling arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Mobile Radio Communication Systems (AREA)
BE448203D 1941-10-24 BE448203A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE242253X 1941-10-24

Publications (1)

Publication Number Publication Date
BE448203A true BE448203A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=5915110

Family Applications (1)

Application Number Title Priority Date Filing Date
BE448203D BE448203A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1941-10-24

Country Status (5)

Country Link
BE (1) BE448203A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH242253A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE866673C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES158348A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (2) FR894067A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
ES158348A1 (es) 1943-03-01
FR894067A (fr) 1944-12-13
CH242253A (de) 1946-04-30
DE866673C (de) 1953-02-12
FR52936E (fr) 1945-08-24

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