FR1165166A - Electronic telephone exchange - Google Patents

Electronic telephone exchange

Info

Publication number
FR1165166A
FR1165166A FR1165166DA FR1165166A FR 1165166 A FR1165166 A FR 1165166A FR 1165166D A FR1165166D A FR 1165166DA FR 1165166 A FR1165166 A FR 1165166A
Authority
FR
France
Prior art keywords
telephone exchange
electronic telephone
electronic
exchange
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
French (fr)
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Application granted granted Critical
Publication of FR1165166A publication Critical patent/FR1165166A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
FR1165166D 1955-12-01 1956-11-30 Electronic telephone exchange Expired FR1165166A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE824685X 1955-12-01

Publications (1)

Publication Number Publication Date
FR1165166A true FR1165166A (en) 1958-10-20

Family

ID=20349337

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1165166D Expired FR1165166A (en) 1955-12-01 1956-11-30 Electronic telephone exchange

Country Status (4)

Country Link
BE (1) BE553053A (en)
DE (1) DE1057183B (en)
FR (1) FR1165166A (en)
GB (1) GB824685A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL111844C (en) * 1959-10-20
DE1163390B (en) * 1960-10-28 1964-02-20 Seismos G M B H Switching element for amplifier to regulate alternating voltages
DE1162884B (en) * 1961-07-07 1964-02-13 Telefunken Patent Circuit arrangement for crossbar switches with surface transistors serving as switching contacts in telephone exchanges for transmitting both the relatively high alternating ring voltage and the voice frequencies over the same switching path

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE521520A (en) * 1952-07-18
BE526142A (en) * 1953-02-02

Also Published As

Publication number Publication date
GB824685A (en) 1959-12-02
DE1057183B (en) 1959-05-14
BE553053A (en)

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