BE771228A - Montage pour installations telephoniques - Google Patents
Montage pour installations telephoniquesInfo
- Publication number
- BE771228A BE771228A BE771228A BE771228A BE771228A BE 771228 A BE771228 A BE 771228A BE 771228 A BE771228 A BE 771228A BE 771228 A BE771228 A BE 771228A BE 771228 A BE771228 A BE 771228A
- Authority
- BE
- Belgium
- Prior art keywords
- mounting
- telephone systems
- telephone
- systems
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702040112 DE2040112C (de) | 1970-08-12 | Schaltungsanordnung für Fernsprechanlagen, insbesondere Fernsprechnebenstellenanlagen, mit zentralen Einrichtungen sowie Sperr- bzw. Freigabeeinrichtungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE771228A true BE771228A (fr) | 1971-12-16 |
Family
ID=5779559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE771228A BE771228A (fr) | 1970-08-12 | 1971-08-12 | Montage pour installations telephoniques |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT314614B (xx) |
| BE (1) | BE771228A (xx) |
| CH (1) | CH530744A (xx) |
| DK (1) | DK139649C (xx) |
| FI (1) | FI58242C (xx) |
| LU (1) | LU63693A1 (xx) |
| NL (1) | NL156561B (xx) |
-
1971
- 1971-07-21 CH CH1071771A patent/CH530744A/de not_active IP Right Cessation
- 1971-07-28 AT AT658671A patent/AT314614B/de not_active IP Right Cessation
- 1971-08-06 FI FI221571A patent/FI58242C/fi active
- 1971-08-10 LU LU63693D patent/LU63693A1/xx unknown
- 1971-08-11 DK DK392571A patent/DK139649C/da active
- 1971-08-12 NL NL7111135A patent/NL156561B/xx not_active IP Right Cessation
- 1971-08-12 BE BE771228A patent/BE771228A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7111135A (xx) | 1972-02-15 |
| FI58242C (fi) | 1980-12-10 |
| DE2040112B2 (de) | 1971-12-02 |
| CH530744A (de) | 1972-11-15 |
| DK139649B (da) | 1979-03-19 |
| LU63693A1 (xx) | 1971-12-17 |
| FI58242B (fi) | 1980-08-29 |
| NL156561B (nl) | 1978-04-17 |
| DE2040112A1 (xx) | 1971-12-02 |
| AT314614B (de) | 1974-04-10 |
| DK139649C (da) | 1979-09-03 |
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