FR1056900A - systèmes automatiques de signalisation - Google Patents

systèmes automatiques de signalisation

Info

Publication number
FR1056900A
FR1056900A FR1056900DA FR1056900A FR 1056900 A FR1056900 A FR 1056900A FR 1056900D A FR1056900D A FR 1056900DA FR 1056900 A FR1056900 A FR 1056900A
Authority
FR
France
Prior art keywords
signaling systems
automatic signaling
automatic
systems
signaling
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
Other languages
English (en)
French (fr)
Inventor
R M M Oberman
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.)
Nederlanden Staat
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Application granted granted Critical
Publication of FR1056900A publication Critical patent/FR1056900A/fr
Expired legal-status Critical Current

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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR1056900D 1951-01-22 1952-01-15 systèmes automatiques de signalisation Expired FR1056900A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL301972X 1951-01-22

Publications (1)

Publication Number Publication Date
FR1056900A true FR1056900A (fr) 1954-03-03

Family

ID=19783326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1056900D Expired FR1056900A (fr) 1951-01-22 1952-01-15 systèmes automatiques de signalisation

Country Status (6)

Country Link
BE (1) BE508254A (en, 2012)
CH (1) CH301972A (en, 2012)
DE (1) DE907537C (en, 2012)
FR (1) FR1056900A (en, 2012)
GB (1) GB747174A (en, 2012)
NL (2) NL81072C (en, 2012)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1474648A (en) * 1920-10-01 1923-11-20 Automatic Electric Co Automatic telephone system
DE460793C (de) * 1921-04-08 1928-06-12 Siemens & Halske Akt Ges Schaltungsanordnung fuer Fernsprechanlagen mit Waehlerbetrieb
CH238239A (de) * 1943-07-03 1945-06-30 Fides Gmbh Schaltungsanordnung in Fernsprechanlagen mit Wählerbetrieb.
US2397887A (en) * 1944-10-05 1946-04-02 American Telephone & Telegraph Automatic alternate routing of interoffice calls
FR933606A (fr) * 1946-08-27 1948-04-27 Constr Telephoniques Perfectionnements aux systèmes de téléphonie automatique

Also Published As

Publication number Publication date
BE508254A (en, 2012)
GB747174A (en) 1956-03-28
CH301972A (fr) 1954-09-30
NL158691B (nl)
NL81072C (en, 2012)
DE907537C (de) 1954-03-25

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