CH562541A5 - - Google Patents

Info

Publication number
CH562541A5
CH562541A5 CH1100273A CH1100273A CH562541A5 CH 562541 A5 CH562541 A5 CH 562541A5 CH 1100273 A CH1100273 A CH 1100273A CH 1100273 A CH1100273 A CH 1100273A CH 562541 A5 CH562541 A5 CH 562541A5
Authority
CH
Switzerland
Application number
CH1100273A
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 CH562541A5 publication Critical patent/CH562541A5/xx

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
    • H04Q3/62—Arrangements providing connection between main exchange and sub-exchange or satellite for connecting to private branch exchanges
    • H04Q3/625—Arrangements in the private branch exchange

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Small-Scale Networks (AREA)
CH1100273A 1972-07-27 1973-07-27 CH562541A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27572672A 1972-07-27 1972-07-27

Publications (1)

Publication Number Publication Date
CH562541A5 true CH562541A5 (fr) 1975-05-30

Family

ID=23053559

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1100273A CH562541A5 (fr) 1972-07-27 1973-07-27

Country Status (14)

Country Link
US (1) US3777058A (fr)
JP (1) JPS5334844B2 (fr)
AR (1) AR200270A1 (fr)
BE (1) BE802762A (fr)
BR (1) BR7305535D0 (fr)
CA (1) CA1002162A (fr)
CH (1) CH562541A5 (fr)
DE (1) DE2337440C3 (fr)
ES (1) ES417293A1 (fr)
FR (1) FR2195140B1 (fr)
GB (1) GB1431937A (fr)
IT (1) IT991888B (fr)
NL (1) NL161018C (fr)
SE (1) SE393913B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351984A (en) * 1980-07-25 1982-09-28 Northern Telecom, Inc. Apparatus for use in a telephone exchange including an operator cordboard position

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341661A (en) * 1963-10-23 1967-09-12 Bell Telephone Labor Inc Equipment for operator served calls at an intermediate switching center
GB1218344A (en) * 1967-01-12 1971-01-06 Gen Electric Co Ltd Improvements in or relating to private telephone exchanges

Also Published As

Publication number Publication date
DE2337440A1 (de) 1974-02-14
DE2337440C3 (de) 1976-01-02
FR2195140B1 (fr) 1980-03-07
NL7310232A (fr) 1974-01-29
GB1431937A (en) 1976-04-14
BE802762A (fr) 1973-11-16
BR7305535D0 (pt) 1974-08-22
AU5838873A (en) 1975-01-23
FR2195140A1 (fr) 1974-03-01
SE393913B (sv) 1977-05-23
AR200270A1 (es) 1974-10-31
JPS5334844B2 (fr) 1978-09-22
ES417293A1 (es) 1976-03-16
IT991888B (it) 1975-08-30
NL161018B (nl) 1979-07-16
US3777058A (en) 1973-12-04
DE2337440B2 (de) 1975-05-07
CA1002162A (en) 1976-12-21
NL161018C (nl) 1979-12-17
JPS4960107A (fr) 1974-06-11

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Legal Events

Date Code Title Description
PL Patent ceased