FR947901A - Systèmes téléphoniques automatiques ou analogues - Google Patents

Systèmes téléphoniques automatiques ou analogues

Info

Publication number
FR947901A
FR947901A FR947901DA FR947901A FR 947901 A FR947901 A FR 947901A FR 947901D A FR947901D A FR 947901DA FR 947901 A FR947901 A FR 947901A
Authority
FR
France
Prior art keywords
automatic
telephone systems
similar telephone
similar
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
Other languages
English (en)
French (fr)
Inventor
Egide Jacob Hendrik De Raedt
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
Application filed by International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR947901A publication Critical patent/FR947901A/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
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR947901D 1946-01-30 1947-06-13 Systèmes téléphoniques automatiques ou analogues Expired FR947901A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL279119X 1946-01-30

Publications (1)

Publication Number Publication Date
FR947901A true FR947901A (fr) 1949-07-18

Family

ID=19782230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR947901D Expired FR947901A (fr) 1946-01-30 1947-06-13 Systèmes téléphoniques automatiques ou analogues

Country Status (5)

Country Link
US (1) US2582967A (en:Method)
BE (1) BE474194A (en:Method)
CH (1) CH279119A (en:Method)
FR (1) FR947901A (en:Method)
NL (1) NL65863C (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790031A (en) * 1953-05-04 1957-04-23 Gen Telephone Lab Inc Circuits for rotary selector and connector switches
US2810788A (en) * 1953-05-11 1957-10-22 Gen Telephone Lab Inc Telephone system using single-motion numerical switches
DE1049924B (de) * 1958-03-11 1959-02-05 Siemens & Halske Aktiengesellschaft, Berlin und München Schaltungsanordnung für mit Sammelanschlüssen versehene Leitungswähler, welche durch Markiereinrichtungen eingestellt werden, in Fernmelde-, insbesondere Fernsprechanlagen

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1343903A (en) * 1920-06-22 Telephone -system
GB341045A (en) * 1929-10-09 1931-01-09 Charles Edward Stevens Improvements in or relating to switching arrangements for automatic and semi-automatic telephone systems
GB343460A (en) * 1929-11-15 1931-02-16 William Hatton Improvements in or relating to automatic or semi-automatic telephone exchange systems
GB355924A (en) * 1930-08-07 1931-09-03 Siemens Brothers & Co Ltd Improvements relating to automatic telephone systems
FR744372A (en:Method) * 1931-11-09 1933-04-19
GB392280A (en) * 1932-01-13 1933-05-18 Siemens Brothers & Co Ltd Improvements relating to automatic telephone systems
US2057890A (en) * 1934-05-09 1936-10-20 Siemens Ag Telephone system
GB437766A (en) * 1934-08-18 1935-11-05 Siemens Brothers & Co Ltd Improvements relating to electric selective systems
GB451512A (en) * 1935-02-06 1936-08-06 Automatic Electric Co Ltd Improvements in or relating to telephone systems
FR811704A (fr) * 1936-12-15 1937-04-21 Materiel Telephonique Perfectionnements aux systèmes téléphoniques automatiques ou analogues
GB563668A (en) * 1943-03-15 1944-08-24 Pascall Engineering Company Lt Improvements in apparatus for the fine grinding and mixing of pastes and similar substances
NL69491C (en:Method) * 1943-05-06

Also Published As

Publication number Publication date
CH279119A (fr) 1951-11-15
US2582967A (en) 1952-01-22
NL65863C (en:Method)
BE474194A (en:Method)

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