FR91371E - Improvements to telephone systems - Google Patents

Improvements to telephone systems

Info

Publication number
FR91371E
FR91371E FR87689A FR87689A FR91371E FR 91371 E FR91371 E FR 91371E FR 87689 A FR87689 A FR 87689A FR 87689 A FR87689 A FR 87689A FR 91371 E FR91371 E FR 91371E
Authority
FR
France
Prior art keywords
telephone systems
telephone
systems
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR87689A
Other languages
French (fr)
Inventor
Wolfgang Arndt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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
Priority claimed from DEST24163A external-priority patent/DE1266822B/en
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Priority to FR87689A priority Critical patent/FR91371E/en
Application granted granted Critical
Publication of FR91371E publication Critical patent/FR91371E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
    • H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR87689A 1965-07-21 1966-12-16 Improvements to telephone systems Expired FR91371E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR87689A FR91371E (en) 1965-07-21 1966-12-16 Improvements to telephone systems

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DEST24163A DE1266822B (en) 1965-07-21 1965-07-21 Circuit arrangement for a multi-stage coupling arrangement with star behavior in telecommunications, in particular telephone switching systems
DEJ0024772 1965-12-16
DEST24772A DE1262361B (en) 1965-07-21 1965-12-16 Method and circuit arrangement for setting up a connection in telecommunications, in particular telephone switching systems
FR87689A FR91371E (en) 1965-07-21 1966-12-16 Improvements to telephone systems
DEST027043 1967-06-23
DEST027282 1967-08-26

Publications (1)

Publication Number Publication Date
FR91371E true FR91371E (en) 1968-05-31

Family

ID=27544854

Family Applications (1)

Application Number Title Priority Date Filing Date
FR87689A Expired FR91371E (en) 1965-07-21 1966-12-16 Improvements to telephone systems

Country Status (1)

Country Link
FR (1) FR91371E (en)

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