BE791688A - Montage pour systeme d'autocommutateur prive - Google Patents
Montage pour systeme d'autocommutateur priveInfo
- Publication number
- BE791688A BE791688A BE791688DA BE791688A BE 791688 A BE791688 A BE 791688A BE 791688D A BE791688D A BE 791688DA BE 791688 A BE791688 A BE 791688A
- Authority
- BE
- Belgium
- Prior art keywords
- mounting
- pabx system
- private
- private pabx
- pabx
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US20191871A | 1971-11-24 | 1971-11-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE791688A true BE791688A (fr) | 1973-03-16 |
Family
ID=22747831
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE791689D BE791689A (fr) | 1971-11-24 | Circuit de ligne telephonique | |
BE791688D BE791688A (fr) | 1971-11-24 | Montage pour systeme d'autocommutateur prive |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE791689D BE791689A (fr) | 1971-11-24 | Circuit de ligne telephonique |
Country Status (16)
Country | Link |
---|---|
US (1) | US3740485A (sv) |
JP (2) | JPS5237928B2 (sv) |
AR (1) | AR202786A1 (sv) |
AT (2) | AT336693B (sv) |
AU (2) | AU462325B2 (sv) |
BE (2) | BE791688A (sv) |
BR (2) | BR7208197D0 (sv) |
CA (2) | CA949245A (sv) |
CH (2) | CH550520A (sv) |
DE (1) | DE2256997C3 (sv) |
ES (2) | ES409257A1 (sv) |
FR (2) | FR2162943A5 (sv) |
GB (2) | GB1416547A (sv) |
IT (2) | IT975843B (sv) |
NL (2) | NL7215457A (sv) |
SE (2) | SE375212B (sv) |
Families Citing this family (9)
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 (sv) * | 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 (sv) * | 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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE629372A (sv) * | 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 |
-
0
- BE BE791689D patent/BE791689A/xx not_active IP Right Cessation
- BE BE791688D patent/BE791688A/xx unknown
-
1971
- 1971-11-24 US US00201918A patent/US3740485A/en not_active Expired - Lifetime
-
1972
- 1972-05-30 CA CA143,428A patent/CA949245A/en not_active Expired
- 1972-05-30 CA CA143,427A patent/CA968877A/en not_active Expired
- 1972-11-10 SE SE7214635A patent/SE375212B/xx unknown
- 1972-11-10 SE SE7214634A patent/SE386556B/sv unknown
- 1972-11-15 NL NL7215457A patent/NL7215457A/xx not_active Application Discontinuation
- 1972-11-15 NL NL7215454.A patent/NL160136C/xx not_active IP Right Cessation
- 1972-11-17 FR FR7241032A patent/FR2162943A5/fr not_active Expired
- 1972-11-17 FR FR7241031A patent/FR2162942A5/fr not_active Expired
- 1972-11-20 AU AU49053/72A patent/AU462325B2/en not_active Expired
- 1972-11-20 AT AT986072A patent/AT336693B/de not_active IP Right Cessation
- 1972-11-20 AT AT986172A patent/AT327990B/de not_active IP Right Cessation
- 1972-11-20 AU AU49054/72A patent/AU462326B2/en not_active Expired
- 1972-11-21 DE DE2256997A patent/DE2256997C3/de not_active Expired
- 1972-11-22 BR BR8197/72A patent/BR7208197D0/pt unknown
- 1972-11-22 GB GB5392472A patent/GB1416547A/en not_active Expired
- 1972-11-22 BR BR008198/72A patent/BR7208198D0/pt unknown
- 1972-11-22 GB GB5392372A patent/GB1416546A/en not_active Expired
- 1972-11-23 AR AR245268A patent/AR202786A1/es active
- 1972-11-23 IT IT70696/72A patent/IT975843B/it active
- 1972-11-23 IT IT70697/72A patent/IT975844B/it active
- 1972-11-24 JP JP47117271A patent/JPS5237928B2/ja not_active Expired
- 1972-11-24 ES ES409257A patent/ES409257A1/es not_active Expired
- 1972-11-24 ES ES409258A patent/ES409258A1/es not_active Expired
- 1972-11-24 CH CH1714872A patent/CH550520A/xx not_active IP Right Cessation
- 1972-11-24 CH CH1714972A patent/CH552317A/xx not_active IP Right Cessation
- 1972-11-24 JP JP11727272A patent/JPS543561B2/ja not_active Expired
Also Published As
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