CH275633A - Telephone installation. - Google Patents

Telephone installation.

Info

Publication number
CH275633A
CH275633A CH275633DA CH275633A CH 275633 A CH275633 A CH 275633A CH 275633D A CH275633D A CH 275633DA CH 275633 A CH275633 A CH 275633A
Authority
CH
Switzerland
Prior art keywords
telephone installation
telephone
installation
Prior art date
Application number
Other languages
French (fr)
Inventor
Louis Lesigne Henri
Original Assignee
Comp Generale Electricite
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.)
Filing date
Publication date
Application filed by Comp Generale Electricite filed Critical Comp Generale Electricite
Publication of CH275633A publication Critical patent/CH275633A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
CH275633D 1942-05-28 1947-09-17 Telephone installation. CH275633A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR976979T 1942-05-28

Publications (1)

Publication Number Publication Date
CH275633A true CH275633A (en) 1951-05-31

Family

ID=9519283

Family Applications (1)

Application Number Title Priority Date Filing Date
CH275633D CH275633A (en) 1942-05-28 1947-09-17 Telephone installation.

Country Status (2)

Country Link
CH (1) CH275633A (en)
FR (1) FR976979A (en)

Also Published As

Publication number Publication date
FR976979A (en) 1951-03-27

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