CH279480A - Installation de commutation automatique. - Google Patents

Installation de commutation automatique.

Info

Publication number
CH279480A
CH279480A CH279480DA CH279480A CH 279480 A CH279480 A CH 279480A CH 279480D A CH279480D A CH 279480DA CH 279480 A CH279480 A CH 279480A
Authority
CH
Switzerland
Prior art keywords
automatic switching
switching facility
facility
automatic
switching
Prior art date
Application number
Other languages
English (en)
Inventor
Telephone Et Radio S Standard
Original Assignee
Standard Telephone & Radio Sa
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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH279480A publication Critical patent/CH279480A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Relay Circuits (AREA)
CH279480D 1945-08-31 1947-08-12 Installation de commutation automatique. CH279480A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR913850T 1945-08-31

Publications (1)

Publication Number Publication Date
CH279480A true CH279480A (fr) 1951-11-30

Family

ID=9421969

Family Applications (1)

Application Number Title Priority Date Filing Date
CH279480D CH279480A (fr) 1945-08-31 1947-08-12 Installation de commutation automatique.

Country Status (3)

Country Link
US (1) US2581405A (fr)
CH (1) CH279480A (fr)
FR (1) FR913850A (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1902187A (en) * 1930-09-08 1933-03-21 Associated Electric Lab Inc Telephone system
GB378586A (en) * 1931-06-13 1932-08-18 Siemens Brothers & Co Ltd Improvements relating to automatic telephone systems
GB437766A (en) * 1934-08-18 1935-11-05 Siemens Brothers & Co Ltd Improvements relating to electric selective systems
GB443220A (en) * 1934-08-22 1936-02-24 Siemens Brothers & Co Ltd Improvements relating to telephone systems
FR908832A (fr) * 1941-03-11 1946-04-19 Constr Telephoniques Perfectionnements aux systèmes de commutation automatique

Also Published As

Publication number Publication date
US2581405A (en) 1952-01-08
FR913850A (fr) 1946-09-20

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