BE624997A - - Google Patents

Info

Publication number
BE624997A
BE624997A BE624997DA BE624997A BE 624997 A BE624997 A BE 624997A BE 624997D A BE624997D A BE 624997DA BE 624997 A BE624997 A BE 624997A
Authority
BE
Belgium
Application number
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.)
Publication of BE624997A publication Critical patent/BE624997A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0004Selecting arrangements using crossbar selectors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Interface Circuits In Exchanges (AREA)
BE624997D 1961-11-20 BE624997A (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US153468A US3198887A (en) 1961-11-20 1961-11-20 Distributed telephone line concentrator

Publications (1)

Publication Number Publication Date
BE624997A true BE624997A (sv)

Family

ID=22547347

Family Applications (1)

Application Number Title Priority Date Filing Date
BE624997D BE624997A (sv) 1961-11-20

Country Status (7)

Country Link
US (1) US3198887A (sv)
BE (1) BE624997A (sv)
CH (1) CH424875A (sv)
DE (1) DE1437054A1 (sv)
GB (1) GB990545A (sv)
NL (2) NL141747B (sv)
SE (1) SE317411B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250859A (en) * 1962-12-31 1966-05-10 American Telephone & Telegraph Universal line concentrator
US3308243A (en) * 1963-12-16 1967-03-07 Bell Telephone Labor Inc Establishing intraconcentrator connections in a remote line concentrator system
US3462557A (en) * 1965-12-27 1969-08-19 Bell Telephone Labor Inc Intra-concentrator call detecting circuit
US3778555A (en) * 1971-07-19 1973-12-11 Digital Telephone Systems Inc Telephone subscriber line system intra call apparatus and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037221A (en) * 1932-04-27 1936-04-14 Associated Electric Lab Inc Telephone system
CH206560A (de) * 1937-11-22 1939-08-15 Fides Gmbh Schaltungsanordnung für Fernsprechanlagen mit Haupt- und Unterämtern und Wählerbetrieb.
US2850576A (en) * 1955-10-04 1958-09-02 Line concentrator system
BE554165A (sv) * 1956-02-29
NL267386A (sv) * 1960-07-22

Also Published As

Publication number Publication date
GB990545A (en) 1965-04-28
CH424875A (de) 1966-11-30
US3198887A (en) 1965-08-03
NL285046A (sv)
SE317411B (sv) 1969-11-17
DE1437054A1 (de) 1968-11-28
NL141747B (nl) 1974-03-15

Similar Documents

Publication Publication Date Title
BE601415A (sv)
BE602469A (sv)
BE396226A (sv)
BE458606A (sv)
BE464928A (sv)
BE469342A (sv)
BE472265A (sv)
BE475425A (sv)
BE475477A (sv)
BE476407A (sv)
BE478349A (sv)
BE482264A (sv)
BE493336A (sv)
BE567723A (sv)
BE568568A (sv)
BE601466A (sv)
BE587184A (sv)
BE596839A (sv)
BE597352A (sv)
BE597570A (sv)
BE598861A (sv)
BE599016A (sv)
BE599210A (sv)
BE599528A (sv)
BE599922A (sv)