FR2162942A5 - - Google Patents

Info

Publication number
FR2162942A5
FR2162942A5 FR7241031A FR7241031A FR2162942A5 FR 2162942 A5 FR2162942 A5 FR 2162942A5 FR 7241031 A FR7241031 A FR 7241031A FR 7241031 A FR7241031 A FR 7241031A FR 2162942 A5 FR2162942 A5 FR 2162942A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7241031A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR2162942A5 publication Critical patent/FR2162942A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/62—Keyboard equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
FR7241031A 1971-11-24 1972-11-17 Expired FR2162942A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20191871A 1971-11-24 1971-11-24

Publications (1)

Publication Number Publication Date
FR2162942A5 true FR2162942A5 (fr) 1973-07-20

Family

ID=22747831

Family Applications (2)

Application Number Title Priority Date Filing Date
FR7241032A Expired FR2162943A5 (fr) 1971-11-24 1972-11-17
FR7241031A Expired FR2162942A5 (fr) 1971-11-24 1972-11-17

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR7241032A Expired FR2162943A5 (fr) 1971-11-24 1972-11-17

Country Status (16)

Country Link
US (1) US3740485A (fr)
JP (2) JPS543561B2 (fr)
AR (1) AR202786A1 (fr)
AT (2) AT327990B (fr)
AU (2) AU462325B2 (fr)
BE (2) BE791689A (fr)
BR (2) BR7208198D0 (fr)
CA (2) CA968877A (fr)
CH (2) CH552317A (fr)
DE (1) DE2256997C3 (fr)
ES (2) ES409258A1 (fr)
FR (2) FR2162943A5 (fr)
GB (2) GB1416546A (fr)
IT (2) IT975844B (fr)
NL (2) NL160136C (fr)
SE (2) SE386556B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4035592A (en) * 1970-12-10 1977-07-12 Societe Francaise Des Telephones Ericsson Subscriber monitoring unit for electronic telephone exchanges
FR2167361A5 (fr) * 1972-01-13 1973-08-24 Ericsson Telefon Ab L M
US4417335A (en) * 1979-12-19 1983-11-22 Gte Automatic Electric Labs Inc. Digital satellite telephone office
JPS6144304Y2 (fr) * 1980-08-14 1986-12-13
JPS6026857A (ja) * 1983-07-20 1985-02-09 Koyo Seiki Kk チエンジドラムの製造方法
GB2251156A (en) * 1990-12-18 1992-06-24 Sangara Ind Co Ltd Telephone warning light actuated by incoming call or lifting receiver
US5157721A (en) * 1990-12-18 1992-10-20 Paul Lee Control circuit for an electrical telephone accessory
JP3351817B2 (ja) * 1992-06-11 2002-12-03 株式会社日立テレコムテクノロジー 直通回線着信先可変システム
US6546091B1 (en) * 1998-08-28 2003-04-08 Thomson Licensing S.A. Automatic detection of phone system settings for dial-up modem connections

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE629372A (fr) * 1962-03-08
US3239610A (en) * 1962-12-26 1966-03-08 Bell Telephone Labor Inc Line circuit for key telephone system
US3333062A (en) * 1964-04-14 1967-07-25 Automatic Elect Lab Centralized switching arrangements with inward dialing
US3441678A (en) * 1965-09-03 1969-04-29 Bell Telephone Labor Inc Conference circuit with selective call splitting
CA920258A (en) * 1969-04-23 1973-01-30 Itt Canada Limited Key telephone systems using pushbutton or rotary dials

Also Published As

Publication number Publication date
NL160136C (nl) 1979-09-17
JPS4864806A (fr) 1973-09-07
NL7215454A (fr) 1973-05-28
SE386556B (sv) 1976-08-09
FR2162943A5 (fr) 1973-07-20
JPS5237928B2 (fr) 1977-09-26
DE2256997C3 (de) 1979-01-04
CH552317A (de) 1974-07-31
DE2257022B2 (fr) 1975-10-02
AU462326B2 (en) 1975-06-19
CA949245A (en) 1974-06-11
ATA986072A (de) 1976-09-15
BE791688A (fr) 1973-03-16
JPS4864807A (fr) 1973-09-07
IT975843B (it) 1974-08-10
CA968877A (en) 1975-06-03
AR202786A1 (es) 1975-07-24
NL160136B (nl) 1979-04-17
NL7215457A (fr) 1973-05-28
BE791689A (fr) 1973-03-16
CH550520A (de) 1974-06-14
ES409258A1 (es) 1975-10-01
AU4905472A (en) 1974-05-23
JPS543561B2 (fr) 1979-02-24
DE2257022A1 (de) 1973-06-07
ES409257A1 (es) 1975-10-01
SE375212B (fr) 1975-04-07
AT327990B (de) 1976-02-25
ATA986172A (de) 1975-05-15
DE2256997B2 (de) 1975-06-12
AU4905372A (en) 1974-05-23
GB1416547A (en) 1975-12-03
IT975844B (it) 1974-08-10
GB1416546A (en) 1975-12-03
AU462325B2 (en) 1975-06-19
BR7208197D0 (pt) 1973-09-13
AT336693B (de) 1977-05-25
BR7208198D0 (pt) 1973-08-30
DE2256997A1 (de) 1973-06-07
US3740485A (en) 1973-06-19

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Legal Events

Date Code Title Description
ST Notification of lapse