BE497403A - - Google Patents

Info

Publication number
BE497403A
BE497403A BE497403DA BE497403A BE 497403 A BE497403 A BE 497403A BE 497403D A BE497403D A BE 497403DA BE 497403 A BE497403 A BE 497403A
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 BE497403A publication Critical patent/BE497403A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Polarising Elements (AREA)
  • Telephonic Communication Services (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Structure Of Telephone Exchanges (AREA)
BE497403D 1949-08-17 BE497403A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR868931X 1949-08-17

Publications (1)

Publication Number Publication Date
BE497403A true BE497403A (da)

Family

ID=9346283

Family Applications (1)

Application Number Title Priority Date Filing Date
BE497403D BE497403A (da) 1949-08-17

Country Status (6)

Country Link
US (1) US2694751A (da)
BE (1) BE497403A (da)
CH (2) CH300212A (da)
DE (1) DE868931C (da)
FR (1) FR1004604A (da)
GB (2) GB737866A (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774071A (en) * 1949-12-24 1956-12-11 Gen Dynamics Corp Coincidence finding circuit
US2872518A (en) * 1951-11-23 1959-02-03 Gen Dynamics Corp Party line telephone system
NL81824C (da) * 1953-03-12
US2890284A (en) * 1954-06-18 1959-06-09 Siemens Edison Swan Ltd Automatic telephone systems
BE545627A (da) * 1955-03-04
US2830125A (en) * 1955-03-04 1958-04-08 Gen Dynamics Corp Electronic switching system
DE1059971B (de) * 1955-11-24 1959-06-25 Josef Dirr Schaltungsanordnung fuer Gruppenwaehler mit Schaltern als Waehler in Fernmelde-, insbesondere Selbstwaehlanlagen
NL256714A (da) * 1959-10-12
DE1185248B (de) * 1963-11-16 1965-01-14 Telefunken Patent Schaltungsanordnung fuer die Feststellung der Verkehrsberechtigung von Teilnehmerstellen in elektronisch gesteuerten Fernsprechnebenstellenanlagen
FR2967922B1 (fr) 2010-11-26 2015-03-20 Zodiac Pool Systems Inc Appareil et procede de filtration de debris.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2333039A (en) * 1941-03-24 1943-10-26 Automatic Elect Lab Telephone system
US2375514A (en) * 1941-10-09 1945-05-08 Automatic Elect Lab Telephone system
US2520170A (en) * 1945-11-14 1950-08-29 Standard Telephones Cables Ltd Pulse responsive circuit
US2524774A (en) * 1946-02-04 1950-10-10 Int Standard Electric Corp Telephone system
US2619548A (en) * 1948-05-15 1952-11-25 Int Standard Electric Corp Electronic switching apparatus for telephone systems

Also Published As

Publication number Publication date
FR1004604A (fr) 1952-04-01
DE868931C (de) 1953-03-02
GB737890A (en) 1955-10-05
CH293821A (fr) 1953-10-15
CH300212A (fr) 1954-07-15
US2694751A (en) 1954-11-16
GB737866A (en) 1955-10-05

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