JPS401409B1 - - Google Patents

Info

Publication number
JPS401409B1
JPS401409B1 JP4019262A JP4019262A JPS401409B1 JP S401409 B1 JPS401409 B1 JP S401409B1 JP 4019262 A JP4019262 A JP 4019262A JP 4019262 A JP4019262 A JP 4019262A JP S401409 B1 JPS401409 B1 JP S401409B1
Authority
JP
Japan
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.)
Pending
Application number
JP4019262A
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 filed Critical
Publication of JPS401409B1 publication Critical patent/JPS401409B1/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/42—Systems providing special services or facilities to subscribers
    • H04M3/58—Arrangements for transferring received calls from one subscriber to another; Arrangements affording interim conversations between either the calling or the called party and a third party
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP4019262A 1961-09-18 1962-09-18 Pending JPS401409B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US138824A US3173995A (en) 1961-09-18 1961-09-18 Transfer circuit for private branch exchange

Publications (1)

Publication Number Publication Date
JPS401409B1 true JPS401409B1 (ja) 1965-01-26

Family

ID=22483829

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4019262A Pending JPS401409B1 (ja) 1961-09-18 1962-09-18

Country Status (8)

Country Link
US (1) US3173995A (ja)
JP (1) JPS401409B1 (ja)
BE (1) BE622586A (ja)
DE (1) DE1188146B (ja)
FR (1) FR1339025A (ja)
GB (1) GB1013305A (ja)
NL (2) NL140695B (ja)
SE (1) SE341018B (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800098A (en) * 1972-06-12 1974-03-26 Bell Telephone Labor Inc Key telephone system transfer arrangement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE903468C (de) * 1948-12-15 1954-02-08 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer Fernsprechnebenstellenanlagen mit Waehlerbetrieb
FR967338A (fr) * 1953-06-30 1950-10-31 Constr Telephoniques Perfectionnements aux systèmes téléphoniques
DE965997C (de) * 1953-07-01 1957-07-04 Standard Elek K Ag Schaltungsanordnung fuer Fernsprechanlagen, bei denen ankommende Anrufe von einer Vermittlungsstelle weitervermittelt werden
DE944437C (de) * 1953-11-07 1956-06-14 Deutsche Telephonwerk Kabel Schaltungsanordnung fuer Fernsprechnebenstellenanlagen mit Waehlerbetrieb
DE969687C (de) * 1955-03-20 1958-07-03 Telefonbau & Normalzeit Gmbh Schaltungsanordnung fuer Vermittlungsstellen in Fernmelde-, insbesondere Fernsprechanlagen
DE973650C (de) * 1958-07-24 1960-03-31 Siemens Ag Schaltungsanordnung fuer Fernsprechnebenstellenanlagen mit Waehlerbetrieb und Signalgabe zur Nebenstellenbeamtin
US2993095A (en) * 1959-04-10 1961-07-18 American Telephone & Telegraph Private branch exchange telephone system involving a cordless type switchboard

Also Published As

Publication number Publication date
US3173995A (en) 1965-03-16
DE1188146B (de) 1965-03-04
FR1339025A (fr) 1963-10-04
BE622586A (ja)
NL140695B (nl) 1973-12-17
SE341018B (ja) 1971-12-13
GB1013305A (en) 1965-12-15
NL283286A (ja)

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