CH578295A5 - - Google Patents

Info

Publication number
CH578295A5
CH578295A5 CH849473A CH849473A CH578295A5 CH 578295 A5 CH578295 A5 CH 578295A5 CH 849473 A CH849473 A CH 849473A CH 849473 A CH849473 A CH 849473A CH 578295 A5 CH578295 A5 CH 578295A5
Authority
CH
Switzerland
Application number
CH849473A
Original Assignee
Cit Alcatel
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 Cit Alcatel filed Critical Cit Alcatel
Publication of CH578295A5 publication Critical patent/CH578295A5/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)
  • Exchange Systems With Centralized Control (AREA)
CH849473A 1972-06-16 1973-06-12 CH578295A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7221890A FR2190327A6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-06-16 1972-06-16

Publications (1)

Publication Number Publication Date
CH578295A5 true CH578295A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-07-30

Family

ID=9100350

Family Applications (1)

Application Number Title Priority Date Filing Date
CH849473A CH578295A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-06-16 1973-06-12

Country Status (9)

Country Link
US (1) US3944751A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE800754A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH578295A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2330558A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2190327A6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1433816A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT989225B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7308303A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE405058B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100241914B1 (ko) 1997-08-27 2000-10-02 윤종용 사설교환시스템에서 중계대를 통한 메시지 확인방법

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE622151A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1961-09-05
US3115552A (en) * 1961-11-28 1963-12-24 American Telephone & Telegraph Telephone switching system
BE642805A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1963-01-21
GB1084099A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1963-12-20

Also Published As

Publication number Publication date
GB1433816A (en) 1976-04-28
US3944751A (en) 1976-03-16
SE405058B (sv) 1978-11-13
FR2190327A6 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-01-25
BE800754A (fr) 1973-12-12
NL7308303A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-12-18
IT989225B (it) 1975-05-20
DE2330558A1 (de) 1974-01-03

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased