FR1073530A - Perfectionnements aux installations téléphoniques - Google Patents

Perfectionnements aux installations téléphoniques

Info

Publication number
FR1073530A
FR1073530A FR1073530DA FR1073530A FR 1073530 A FR1073530 A FR 1073530A FR 1073530D A FR1073530D A FR 1073530DA FR 1073530 A FR1073530 A FR 1073530A
Authority
FR
France
Prior art keywords
telephone installations
installations
telephone
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)
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.)
Automatic Telephone and Electric Co Ltd
Original Assignee
Automatic Telephone and Electric Co Ltd
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 Automatic Telephone and Electric Co Ltd filed Critical Automatic Telephone and Electric Co Ltd
Application granted granted Critical
Publication of FR1073530A publication Critical patent/FR1073530A/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
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/525—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using tubes in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Adhesive Tapes (AREA)
  • Paper Feeding For Electrophotography (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
FR1073530D 1952-01-16 1953-01-16 Perfectionnements aux installations téléphoniques Expired FR1073530A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1243/52A GB765925A (en) 1952-01-16 1952-01-16 Improvements in or relating to telephone systems

Publications (1)

Publication Number Publication Date
FR1073530A true FR1073530A (fr) 1954-09-27

Family

ID=9718601

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1073530D Expired FR1073530A (fr) 1952-01-16 1953-01-16 Perfectionnements aux installations téléphoniques

Country Status (5)

Country Link
US (1) US2882342A (fr)
BE (1) BE516931A (fr)
DE (1) DE926918C (fr)
FR (1) FR1073530A (fr)
GB (1) GB765925A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1133024A (fr) * 1955-07-12 1957-03-20 Constr Telephoniques Perfectionnements aux systèmes téléphoniques

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326478A (en) * 1942-02-17 1943-08-10 Bell Telephone Labor Inc Selection system
US2317471A (en) * 1942-02-17 1943-04-27 Bell Telephone Labor Inc Selection system
US2693534A (en) * 1944-09-22 1954-11-02 Bertram Sidney Multi-channel electronic switch
US2688078A (en) * 1946-02-21 1954-08-31 Us Navy Multivibrator
US2543534A (en) * 1947-01-09 1951-02-27 Stromberg Carlson Co Automatic telephone system
FR973819A (fr) * 1947-10-29 1951-02-15
US2518022A (en) * 1948-09-30 1950-08-08 Bell Telephone Labor Inc Translator
US2773937A (en) * 1949-12-24 1956-12-11 Gen Dynamics Corp Electronic signaling and switching system
US2709771A (en) * 1949-12-30 1955-05-31 Bell Telephone Labor Inc Pulse counting and registration system
BE504685A (fr) * 1950-08-08
US2693593A (en) * 1950-08-19 1954-11-02 Remington Rand Inc Decoding circuit
US2747021A (en) * 1950-09-21 1956-05-22 Gen Electric Co Ltd Telecommunication systems embodying automatic exchanges
NL168451B (nl) * 1951-03-28 Michelin & Cie Wiel voorzien van een detector voor het vaststellen van een drukvermindering in een voertuigluchtband.
US2698382A (en) * 1951-03-30 1954-12-28 Jr Kenneth M Uglow Electronic switching method
NL78910C (fr) * 1951-10-30
US2683806A (en) * 1952-03-31 1954-07-13 Ca Nat Research Council Discriminator circuit

Also Published As

Publication number Publication date
GB765925A (en) 1957-01-16
US2882342A (en) 1959-04-14
DE926918C (de) 1955-04-25
BE516931A (fr)

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