CH270407A - Device with group selector. - Google Patents

Device with group selector.

Info

Publication number
CH270407A
CH270407A CH270407DA CH270407A CH 270407 A CH270407 A CH 270407A CH 270407D A CH270407D A CH 270407DA CH 270407 A CH270407 A CH 270407A
Authority
CH
Switzerland
Prior art keywords
group selector
selector
group
Prior art date
Application number
Other languages
French (fr)
Inventor
S A Standard Telephone E Radio
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 CH270407A publication Critical patent/CH270407A/en

Links

Classifications

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
CH270407D 1946-01-30 1947-05-06 Device with group selector. CH270407A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL270407X 1946-01-30

Publications (1)

Publication Number Publication Date
CH270407A true CH270407A (en) 1950-08-31

Family

ID=19781905

Family Applications (1)

Application Number Title Priority Date Filing Date
CH270407D CH270407A (en) 1946-01-30 1947-05-06 Device with group selector.

Country Status (5)

Country Link
US (1) US2586838A (en)
BE (1) BE480589A (en)
CH (1) CH270407A (en)
FR (1) FR951247A (en)
NL (1) NL67643C (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1123340A (en) * 1913-08-21 1915-01-05 Western Electric Co Telephone-exchange system.
US1617405A (en) * 1923-12-08 1927-02-15 Western Electric Co Testing system for automatic telephone switches

Also Published As

Publication number Publication date
US2586838A (en) 1952-02-26
NL67643C (en)
BE480589A (en)
FR951247A (en) 1949-10-19

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