BE836634A - Systeme de commutation telephonique a postes multiples - Google Patents

Systeme de commutation telephonique a postes multiples

Info

Publication number
BE836634A
BE836634A BE162738A BE162738A BE836634A BE 836634 A BE836634 A BE 836634A BE 162738 A BE162738 A BE 162738A BE 162738 A BE162738 A BE 162738A BE 836634 A BE836634 A BE 836634A
Authority
BE
Belgium
Prior art keywords
switching system
telephone switching
station telephone
station
telephone
Prior art date
Application number
BE162738A
Other languages
English (en)
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 BE836634A publication Critical patent/BE836634A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Small-Scale Networks (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Telephonic Communication Services (AREA)
BE162738A 1974-12-27 1975-12-15 Systeme de commutation telephonique a postes multiples BE836634A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/536,838 US3991282A (en) 1974-12-27 1974-12-27 Multi station telephone switching system

Publications (1)

Publication Number Publication Date
BE836634A true BE836634A (fr) 1976-04-01

Family

ID=24140132

Family Applications (1)

Application Number Title Priority Date Filing Date
BE162738A BE836634A (fr) 1974-12-27 1975-12-15 Systeme de commutation telephonique a postes multiples

Country Status (15)

Country Link
US (1) US3991282A (fr)
JP (1) JPS5745400B2 (fr)
AU (1) AU500733B2 (fr)
BE (1) BE836634A (fr)
BR (1) BR7508251A (fr)
CA (1) CA1048627A (fr)
CH (1) CH617805A5 (fr)
DE (1) DE2558262C2 (fr)
FR (1) FR2296323A1 (fr)
GB (2) GB1536564A (fr)
IL (1) IL48641A0 (fr)
LU (1) LU74016A1 (fr)
NL (1) NL7514454A (fr)
SE (2) SE457682B (fr)
ZA (1) ZA757770B (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4046972A (en) * 1976-10-27 1977-09-06 Bell Telephone Laboratories, Incorporated Key telephone station set circuit
US4081614A (en) * 1977-04-14 1978-03-28 Rauland-Borg Corporation Supervised single link telephone system
US4303804A (en) * 1979-03-23 1981-12-01 Small World Exchange, Inc. Telephone-conferencing apparatus and method having line location
WO1980002095A1 (fr) * 1979-03-23 1980-10-02 Small World Exchange Inc Appareil et procede de conference telephonique
US4296282A (en) * 1980-06-30 1981-10-20 Bell Telephone Laboratories, Incorporated Incoming call identification arrangement
US4499337A (en) * 1981-08-11 1985-02-12 Danavox A/S Coupler for microtelephone set
US4510351A (en) * 1982-10-28 1985-04-09 At&T Bell Laboratories ACD Management information system
CA1188831A (fr) * 1982-12-14 1985-06-11 Mitel Corporation Indicateur telephonique
JPS6126357A (ja) * 1984-07-17 1986-02-05 Nitsuko Ltd 割込機能を有する電話システム
US4790004A (en) * 1986-12-10 1988-12-06 American Telephone And Telegraph Company, At&T Information Systems Implied principal busy status indicator for covered calls
US20030185356A1 (en) 1993-03-12 2003-10-02 Telebuyer, Llc Commercial product telephonic routing system with mobile wireless and video vending capability
US5495284A (en) 1993-03-12 1996-02-27 Katz; Ronald A. Scheduling and processing system for telephone video communication
US6323894B1 (en) 1993-03-12 2001-11-27 Telebuyer, Llc Commercial product routing system with video vending capability
US7904056B2 (en) * 2006-03-01 2011-03-08 Ipc Systems, Inc. System, method and apparatus for recording and reproducing trading communications
US9414214B2 (en) 2007-03-05 2016-08-09 Safecom 911, Inc. Emergency radio communications system incorporating integral public safety radio bridging capability
US8934934B1 (en) * 2007-03-05 2015-01-13 Safecom 911, Inc. Emergency radio communications system incorporating integral public safety radio bridging capability
AT509484B1 (de) 2010-04-01 2011-09-15 Rudolf Ing Steiner Haltevorrichtung zum verbinden von profilen zu einem flächigen wandelement

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2993095A (en) * 1959-04-10 1961-07-18 American Telephone & Telegraph Private branch exchange telephone system involving a cordless type switchboard
US3150238A (en) * 1961-10-30 1964-09-22 Bell Telephone Labor Inc Relay control circuit
DE1512094B2 (de) * 1967-03-04 1970-02-26 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Fernsprechnebenstellenanlage mit gemeinsamen Amtsleitungen und nichtsperrenden Anschaltetasten an den Nebenstellen
DE2005745C3 (de) * 1970-02-09 1984-06-28 ANT Nachrichtentechnik GmbH, 7150 Backnang Schaltungsanordnung für die Speicherung der Kennzeichnung von Anrufen in zentralen Vermittlungsstellen von Wechselsprechanlagen
US3733442A (en) * 1971-01-18 1973-05-15 Northern Electric Co Hold circuit for multi-line key telephone system
US3727003A (en) * 1971-03-18 1973-04-10 Paraskevakos Elect & Comm Decoding and display apparatus for groups of pulse trains
US3686440A (en) * 1971-03-26 1972-08-22 Sola Basic Ind Inc Telephone calling-station identification
US3757056A (en) * 1972-03-16 1973-09-04 Telecommunication Eng Corp Bipolar multiplexing circuit for telephone line selection
US3819871A (en) * 1972-05-30 1974-06-25 Electronique Appliquee Telephone switching and intercom equipment
US3795776A (en) * 1972-08-23 1974-03-05 Bell Telephone Labor Inc Combined pbx and key telephone arrangement
GB1410508A (en) * 1972-10-12 1975-10-15 Thorn Ericsson Telecomm Telephone systems
CA999388A (en) * 1972-12-07 1976-11-02 American Cyanamid Company Electrochromic information display for telephones
US3928732A (en) * 1973-11-19 1975-12-23 Telephone Associates Inc Extension and line indicating display system for key telephone system
US3931481A (en) * 1974-09-20 1976-01-06 Litton Business Telephone Systems, Inc. Plural line selector apparatus for enabling selection of one of a plurality of telephone lines

Also Published As

Publication number Publication date
FR2296323B1 (fr) 1983-09-09
GB1536563A (en) 1978-12-20
DE2558262C2 (de) 1981-10-08
JPS5186902A (fr) 1976-07-30
DE2558262A1 (de) 1976-07-08
SE8703658D0 (sv) 1987-09-22
GB1536564A (en) 1978-12-20
NL7514454A (nl) 1976-06-29
SE7513995L (sv) 1976-06-28
SE457682B (sv) 1989-01-16
JPS5745400B2 (fr) 1982-09-27
CH617805A5 (fr) 1980-06-13
IL48641A0 (en) 1976-02-29
FR2296323A1 (fr) 1976-07-23
AU500733B2 (en) 1979-05-31
BR7508251A (pt) 1976-08-24
CA1048627A (fr) 1979-02-13
ZA757770B (en) 1976-11-24
SE8703658L (sv) 1987-09-22
LU74016A1 (fr) 1976-07-20
US3991282A (en) 1976-11-09
AU8754075A (en) 1977-06-23

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: INTERCONNECT PLANNING CORP.

Effective date: 19911231