CH245547A - Circuit arrangement in telephone systems with several exchanges. - Google Patents

Circuit arrangement in telephone systems with several exchanges.

Info

Publication number
CH245547A
CH245547A CH245547DA CH245547A CH 245547 A CH245547 A CH 245547A CH 245547D A CH245547D A CH 245547DA CH 245547 A CH245547 A CH 245547A
Authority
CH
Switzerland
Prior art keywords
circuit arrangement
telephone systems
several exchanges
exchanges
several
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 CH245547A publication Critical patent/CH245547A/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)
CH245547D 1942-12-14 1944-01-03 Circuit arrangement in telephone systems with several exchanges. CH245547A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE245547X 1942-12-14

Publications (1)

Publication Number Publication Date
CH245547A true CH245547A (en) 1946-11-15

Family

ID=5931536

Family Applications (3)

Application Number Title Priority Date Filing Date
CH245547D CH245547A (en) 1942-12-14 1944-01-03 Circuit arrangement in telephone systems with several exchanges.
CH248350D CH248350A (en) 1942-12-14 1944-01-03 Circuit arrangement in telephone systems.
CH251547D CH251547A (en) 1942-12-14 1944-08-19 Surge transmitter.

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH248350D CH248350A (en) 1942-12-14 1944-01-03 Circuit arrangement in telephone systems.
CH251547D CH251547A (en) 1942-12-14 1944-08-19 Surge transmitter.

Country Status (2)

Country Link
CH (3) CH245547A (en)
FR (2) FR907162A (en)

Also Published As

Publication number Publication date
CH251547A (en) 1947-10-31
FR901713A (en) 1945-08-03
FR907162A (en) 1946-03-05
CH248350A (en) 1947-04-30

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