BE505559A - - Google Patents

Info

Publication number
BE505559A
BE505559A BE505559DA BE505559A BE 505559 A BE505559 A BE 505559A BE 505559D A BE505559D A BE 505559DA BE 505559 A BE505559 A BE 505559A
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 BE505559A publication Critical patent/BE505559A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
BE505559D 1950-09-01 BE505559A (US08124317-20120228-C00026.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1036563T 1950-09-01

Publications (1)

Publication Number Publication Date
BE505559A true BE505559A (US08124317-20120228-C00026.png)

Family

ID=9586487

Family Applications (1)

Application Number Title Priority Date Filing Date
BE505559D BE505559A (US08124317-20120228-C00026.png) 1950-09-01

Country Status (3)

Country Link
BE (1) BE505559A (US08124317-20120228-C00026.png)
CH (1) CH301273A (US08124317-20120228-C00026.png)
FR (1) FR1036563A (US08124317-20120228-C00026.png)

Also Published As

Publication number Publication date
CH301273A (fr) 1954-08-31
FR1036563A (fr) 1953-09-09

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