NL291114A - - Google Patents

Info

Publication number
NL291114A
NL291114A NL291114DA NL291114A NL 291114 A NL291114 A NL 291114A NL 291114D A NL291114D A NL 291114DA NL 291114 A NL291114 A NL 291114A
Authority
NL
Netherlands
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 NL291114A publication Critical patent/NL291114A/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)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
NL291114D 1963-04-03 NL291114A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH422663A CH413915A (de) 1963-04-03 1963-04-03 Wechsel-Lautsprechanlage

Publications (1)

Publication Number Publication Date
NL291114A true NL291114A (cg-RX-API-DMAC7.html)

Family

ID=4272146

Family Applications (1)

Application Number Title Priority Date Filing Date
NL291114D NL291114A (cg-RX-API-DMAC7.html) 1963-04-03

Country Status (3)

Country Link
BE (1) BE631336A (cg-RX-API-DMAC7.html)
CH (1) CH413915A (cg-RX-API-DMAC7.html)
NL (1) NL291114A (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2559975B1 (fr) * 1984-02-17 1986-10-10 Thomson Csf Interphone de bord

Also Published As

Publication number Publication date
BE631336A (cg-RX-API-DMAC7.html)
CH413915A (de) 1966-05-31

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