CH237099A - Circuit arrangement in telephone systems with several exchanges that can be switched in series. - Google Patents

Circuit arrangement in telephone systems with several exchanges that can be switched in series.

Info

Publication number
CH237099A
CH237099A CH237099DA CH237099A CH 237099 A CH237099 A CH 237099A CH 237099D A CH237099D A CH 237099DA CH 237099 A CH237099 A CH 237099A
Authority
CH
Switzerland
Prior art keywords
switched
series
circuit arrangement
telephone systems
several exchanges
Prior art date
Application number
Other languages
German (de)
Inventor
Fides Gesellschaft Beschraenk
Original Assignee
Fides Gmbh
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 Fides Gmbh filed Critical Fides Gmbh
Publication of CH237099A publication Critical patent/CH237099A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
CH237099D 1942-05-07 1943-04-22 Circuit arrangement in telephone systems with several exchanges that can be switched in series. CH237099A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE237099X 1942-05-07

Publications (1)

Publication Number Publication Date
CH237099A true CH237099A (en) 1945-03-31

Family

ID=5902917

Family Applications (1)

Application Number Title Priority Date Filing Date
CH237099D CH237099A (en) 1942-05-07 1943-04-22 Circuit arrangement in telephone systems with several exchanges that can be switched in series.

Country Status (3)

Country Link
CH (1) CH237099A (en)
DE (1) DE894568C (en)
FR (1) FR902990A (en)

Also Published As

Publication number Publication date
DE894568C (en) 1953-09-19
FR902990A (en) 1945-09-18

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