BE414653A - - Google Patents

Info

Publication number
BE414653A
BE414653A BE414653DA BE414653A BE 414653 A BE414653 A BE 414653A BE 414653D A BE414653D A BE 414653DA BE 414653 A BE414653 A BE 414653A
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 BE414653A publication Critical patent/BE414653A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/001—Two-way communication systems between a limited number of parties

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Amplifiers (AREA)
BE414653D 1936-03-23 BE414653A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR815434T 1936-03-23

Publications (1)

Publication Number Publication Date
BE414653A true BE414653A (ko)

Family

ID=9267247

Family Applications (1)

Application Number Title Priority Date Filing Date
BE414653D BE414653A (ko) 1936-03-23

Country Status (3)

Country Link
BE (1) BE414653A (ko)
FR (2) FR788456A (ko)
GB (1) GB477967A (ko)

Also Published As

Publication number Publication date
FR788456A (fr) 1935-10-10
GB477967A (en) 1938-01-06
FR815434A (fr) 1937-07-12

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