BE609823A - Système de commutation téléphonique intégré. - Google Patents

Système de commutation téléphonique intégré.

Info

Publication number
BE609823A
BE609823A BE609823A BE609823A BE609823A BE 609823 A BE609823 A BE 609823A BE 609823 A BE609823 A BE 609823A BE 609823 A BE609823 A BE 609823A BE 609823 A BE609823 A BE 609823A
Authority
BE
Belgium
Prior art keywords
switching system
telephone switching
integrated telephone
integrated
system
Prior art date
Application number
BE609823A
Other languages
English (en)
Inventor
John Weaver Gorgas
George Alfred Hurst
John Steinmetz Pfrommer
William Henry Scheer
Original Assignee
Western Electric Co
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 to US134633A priority Critical patent/US3150236A/en
Application filed by Western Electric Co filed Critical Western Electric Co
Publication of BE609823A publication Critical patent/BE609823A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0004Selecting arrangements using crossbar selectors in the switching stages
BE609823A 1961-08-29 1961-10-31 Système de commutation téléphonique intégré. BE609823A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US134633A US3150236A (en) 1961-08-29 1961-08-29 Integrated two-and four-wire telephone switching system

Publications (1)

Publication Number Publication Date
BE609823A true BE609823A (fr) 1962-02-15

Family

ID=22464245

Family Applications (1)

Application Number Title Priority Date Filing Date
BE609823A BE609823A (fr) 1961-08-29 1961-10-31 Système de commutation téléphonique intégré.

Country Status (2)

Country Link
US (1) US3150236A (fr)
BE (1) BE609823A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274199B (de) * 1962-03-06 1968-08-01 Western Electric Co Schaltungsanordnung zur selbsttaetigen UEberwachung des Verbindungsaufbaus in einer Fernsprechvermittlungsanlage mit mehreren, ueber Fernleitungen miteinander in Reihe aufeinanderfolgend verbundenen Vermittlungsaemtern

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3389225A (en) * 1964-05-15 1968-06-18 Itt Limited capacity telephone system
DE2925794C2 (fr) * 1979-06-26 1982-04-08 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
US4348554A (en) * 1980-03-21 1982-09-07 Bell Telephone Laboratories, Incorporated Method of providing virtual private network telephone service
US4554416A (en) * 1983-03-08 1985-11-19 The United States Of America As Represented By The Secretary Of The Air Force Low voltage two wire to four wire telephone circuit converter apparatus
US5659542A (en) 1995-03-03 1997-08-19 Intecom, Inc. System and method for signalling and call processing for private and hybrid communications systems including multimedia systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465359A (en) * 1945-05-14 1949-03-29 Int Standard Electric Corp Tie line for automatic telephone exchanges
FR933606A (fr) * 1946-08-27 1948-04-27 Constr Telephoniques Perfectionnements aux systèmes de téléphonie automatique
US2764636A (en) * 1952-02-27 1956-09-25 Bell Telephone Labor Inc Dial telephone system arranged for operator or machine announcement on intercepted calls
US2807670A (en) * 1953-01-09 1957-09-24 Siemens Ag Telephone system
US2879338A (en) * 1953-02-09 1959-03-24 Bell Telephone Labor Inc Identification system
US2876286A (en) * 1953-09-10 1959-03-03 Roelof M M Oberman Arrangement for the identification of special service apparatus required for connections in a telecommunication system
BE537598A (fr) * 1954-05-03
US2803706A (en) * 1955-09-20 1957-08-20 American Telephone & Telegraph Trunk circuit
US2935571A (en) * 1955-09-22 1960-05-03 Gen Dynamics Corp Intertoll dial switching and signaling system
US2916554A (en) * 1956-03-28 1959-12-08 Gen Dynamics Corp Telephone system
US2943155A (en) * 1956-03-30 1960-06-28 Robert B H Rockwell Preferred subscriber telephone system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1274199B (de) * 1962-03-06 1968-08-01 Western Electric Co Schaltungsanordnung zur selbsttaetigen UEberwachung des Verbindungsaufbaus in einer Fernsprechvermittlungsanlage mit mehreren, ueber Fernleitungen miteinander in Reihe aufeinanderfolgend verbundenen Vermittlungsaemtern

Also Published As

Publication number Publication date
US3150236A (en) 1964-09-22
BE609823A1 (fr)

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