SE341018B - - Google Patents

Info

Publication number
SE341018B
SE341018B SE10059/62A SE1005962A SE341018B SE 341018 B SE341018 B SE 341018B SE 10059/62 A SE10059/62 A SE 10059/62A SE 1005962 A SE1005962 A SE 1005962A SE 341018 B SE341018 B SE 341018B
Authority
SE
Sweden
Prior art keywords
pbx
key
relay
connection
subscriber
Prior art date
Application number
SE10059/62A
Other languages
English (en)
Inventor
H Abbott
A Gerbore
Der Linden E Von
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of SE341018B publication Critical patent/SE341018B/xx

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)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
SE10059/62A 1961-09-18 1962-09-18 SE341018B (US07122603-20061017-C00294.png)

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
SE341018B true SE341018B (US07122603-20061017-C00294.png) 1971-12-13

Family

ID=22483829

Family Applications (1)

Application Number Title Priority Date Filing Date
SE10059/62A SE341018B (US07122603-20061017-C00294.png) 1961-09-18 1962-09-18

Country Status (8)

Country Link
US (1) US3173995A (US07122603-20061017-C00294.png)
JP (1) JPS401409B1 (US07122603-20061017-C00294.png)
BE (1) BE622586A (US07122603-20061017-C00294.png)
DE (1) DE1188146B (US07122603-20061017-C00294.png)
FR (1) FR1339025A (US07122603-20061017-C00294.png)
GB (1) GB1013305A (US07122603-20061017-C00294.png)
NL (2) NL140695B (US07122603-20061017-C00294.png)
SE (1) SE341018B (US07122603-20061017-C00294.png)

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
BE622586A (US07122603-20061017-C00294.png)
NL140695B (nl) 1973-12-17
GB1013305A (en) 1965-12-15
NL283286A (US07122603-20061017-C00294.png)
FR1339025A (fr) 1963-10-04
DE1188146B (de) 1965-03-04
JPS401409B1 (US07122603-20061017-C00294.png) 1965-01-26
US3173995A (en) 1965-03-16

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