NL7308303A - - Google Patents

Info

Publication number
NL7308303A
NL7308303A NL7308303A NL7308303A NL7308303A NL 7308303 A NL7308303 A NL 7308303A NL 7308303 A NL7308303 A NL 7308303A NL 7308303 A NL7308303 A NL 7308303A NL 7308303 A NL7308303 A NL 7308303A
Authority
NL
Netherlands
Application number
NL7308303A
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 NL7308303A publication Critical patent/NL7308303A/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)
NL7308303A 1972-06-16 1973-06-14 NL7308303A (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
NL7308303A true NL7308303A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-12-18

Family

ID=9100350

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7308303A NL7308303A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-06-16 1973-06-14

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
CH578295A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1976-07-30
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
IT989225B (it) 1975-05-20
DE2330558A1 (de) 1974-01-03

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed