BR7208197D0 - Conjunto para estabelecer ligacoes que entram de chamadas de estacoes de ramais particulares - Google Patents

Conjunto para estabelecer ligacoes que entram de chamadas de estacoes de ramais particulares

Info

Publication number
BR7208197D0
BR7208197D0 BR8197/72A BR819772A BR7208197D0 BR 7208197 D0 BR7208197 D0 BR 7208197D0 BR 8197/72 A BR8197/72 A BR 8197/72A BR 819772 A BR819772 A BR 819772A BR 7208197 D0 BR7208197 D0 BR 7208197D0
Authority
BR
Brazil
Prior art keywords
calls
enter
private branch
establish connections
branch stations
Prior art date
Application number
BR8197/72A
Other languages
English (en)
Portuguese (pt)
Inventor
C Nickerson
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 BR7208197D0 publication Critical patent/BR7208197D0/pt

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)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Devices For Supply Of Signal Current (AREA)
BR8197/72A 1971-11-24 1972-11-22 Conjunto para estabelecer ligacoes que entram de chamadas de estacoes de ramais particulares BR7208197D0 (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR7208197D0 true BR7208197D0 (pt) 1973-09-13

Family

ID=22747831

Family Applications (2)

Application Number Title Priority Date Filing Date
BR8197/72A BR7208197D0 (pt) 1971-11-24 1972-11-22 Conjunto para estabelecer ligacoes que entram de chamadas de estacoes de ramais particulares
BR008198/72A BR7208198D0 (pt) 1971-11-24 1972-11-22 Circuito de linha de telefone

Family Applications After (1)

Application Number Title Priority Date Filing Date
BR008198/72A BR7208198D0 (pt) 1971-11-24 1972-11-22 Circuito de linha de telefone

Country Status (16)

Country Link
US (1) US3740485A (OSRAM)
JP (2) JPS543561B2 (OSRAM)
AR (1) AR202786A1 (OSRAM)
AT (2) AT336693B (OSRAM)
AU (2) AU462326B2 (OSRAM)
BE (2) BE791689A (OSRAM)
BR (2) BR7208197D0 (OSRAM)
CA (2) CA968877A (OSRAM)
CH (2) CH552317A (OSRAM)
DE (1) DE2256997C3 (OSRAM)
ES (2) ES409258A1 (OSRAM)
FR (2) FR2162942A5 (OSRAM)
GB (2) GB1416547A (OSRAM)
IT (2) IT975843B (OSRAM)
NL (2) NL7215457A (OSRAM)
SE (2) SE375212B (OSRAM)

Families Citing this family (8)

* 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 (OSRAM) * 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
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 (OSRAM) * 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
US3740485A (en) 1973-06-19
NL7215457A (OSRAM) 1973-05-28
JPS4864806A (OSRAM) 1973-09-07
NL7215454A (OSRAM) 1973-05-28
ATA986172A (de) 1975-05-15
JPS4864807A (OSRAM) 1973-09-07
DE2257022A1 (de) 1973-06-07
AT336693B (de) 1977-05-25
ES409258A1 (es) 1975-10-01
SE386556B (sv) 1976-08-09
JPS5237928B2 (OSRAM) 1977-09-26
ES409257A1 (es) 1975-10-01
GB1416546A (en) 1975-12-03
NL160136B (nl) 1979-04-17
FR2162943A5 (OSRAM) 1973-07-20
NL160136C (nl) 1979-09-17
IT975843B (it) 1974-08-10
ATA986072A (de) 1976-09-15
BE791688A (fr) 1973-03-16
AU4905472A (en) 1974-05-23
CA949245A (en) 1974-06-11
AT327990B (de) 1976-02-25
AR202786A1 (es) 1975-07-24
AU4905372A (en) 1974-05-23
CH550520A (de) 1974-06-14
CA968877A (en) 1975-06-03
DE2256997C3 (de) 1979-01-04
JPS543561B2 (OSRAM) 1979-02-24
CH552317A (de) 1974-07-31
BE791689A (fr) 1973-03-16
SE375212B (OSRAM) 1975-04-07
FR2162942A5 (OSRAM) 1973-07-20
GB1416547A (en) 1975-12-03
IT975844B (it) 1974-08-10
AU462325B2 (en) 1975-06-19
DE2256997A1 (de) 1973-06-07
AU462326B2 (en) 1975-06-19
BR7208198D0 (pt) 1973-08-30
DE2257022B2 (OSRAM) 1975-10-02
DE2256997B2 (de) 1975-06-12

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