CH279482A - Installation téléphonique à lignes partagées. - Google Patents

Installation téléphonique à lignes partagées.

Info

Publication number
CH279482A
CH279482A CH279482DA CH279482A CH 279482 A CH279482 A CH 279482A CH 279482D A CH279482D A CH 279482DA CH 279482 A CH279482 A CH 279482A
Authority
CH
Switzerland
Prior art keywords
telephone system
line telephone
shared line
shared
telephone
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
Telephones Compagnie Indus Des
Original Assignee
Cie Ind Telephones
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 Cie Ind Telephones filed Critical Cie Ind Telephones
Publication of CH279482A publication Critical patent/CH279482A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/58—Arrangements providing connection between main exchange and sub-exchange or satellite
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Interface Circuits In Exchanges (AREA)
CH279482D 1947-08-07 1948-04-03 Installation téléphonique à lignes partagées. CH279482A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1005555T 1947-08-07

Publications (1)

Publication Number Publication Date
CH279482A true CH279482A (fr) 1951-11-30

Family

ID=9564894

Family Applications (1)

Application Number Title Priority Date Filing Date
CH279482D CH279482A (fr) 1947-08-07 1948-04-03 Installation téléphonique à lignes partagées.

Country Status (5)

Country Link
US (1) US2783306A (instruction)
BE (1) BE481686A (instruction)
CH (1) CH279482A (instruction)
FR (1) FR1005555A (instruction)
GB (1) GB678503A (instruction)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE554165A (instruction) * 1956-02-29
US2908765A (en) * 1958-04-10 1959-10-13 Gen Dynamics Corp Concentrator for telephone answering service
GB863627A (en) * 1958-06-06 1961-03-22 Gen Electric Co Ltd Improvements in or relating to automatic telephone systems

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2057868A (en) * 1936-10-20 Telephone system
US1899014A (en) * 1929-07-01 1933-02-28 Siemens Brothers & Co Ltd Telephone system
DE856624C (de) * 1945-12-14 1952-11-24 Erik Gunnar Valfrid Erlandsson Schaltungsanordnung fuer Fernmeldeanlagen mit Waehlerbetrieb, insbesondere fuer Fernsprechanlagen
US2532097A (en) * 1946-12-31 1950-11-28 Bell Telephone Labor Inc Decentralized line switch arrangement

Also Published As

Publication number Publication date
GB678503A (en) 1952-09-03
US2783306A (en) 1957-02-26
FR1005555A (fr) 1952-04-11
BE481686A (instruction)

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