CH545571A - - Google Patents
Info
- Publication number
- CH545571A CH545571A CH1236872A CH545571DA CH545571A CH 545571 A CH545571 A CH 545571A CH 1236872 A CH1236872 A CH 1236872A CH 545571D A CH545571D A CH 545571DA CH 545571 A CH545571 A CH 545571A
- Authority
- CH
- Switzerland
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)
- Exchange Systems With Centralized Control (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712148709 DE2148709C3 (de) | 1971-09-29 | 1971-09-29 | Schaltungsanordnung für zentralgesteuerte Fernmelde-, insbesondere Fernsprechvermittlungsanlagen mit mehrstufigen Koppelfeldern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH545571A true CH545571A (en:Method) | 1974-01-31 |
Family
ID=5820978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1236872A CH545571A (en:Method) | 1971-09-29 | 1972-08-21 |
Country Status (8)
| Country | Link |
|---|---|
| AT (1) | AT323812B (en:Method) |
| BE (1) | BE789506A (en:Method) |
| CH (1) | CH545571A (en:Method) |
| DE (1) | DE2148709C3 (en:Method) |
| FR (1) | FR2155366A5 (en:Method) |
| IT (1) | IT968423B (en:Method) |
| LU (1) | LU66175A1 (en:Method) |
| NL (1) | NL7212997A (en:Method) |
-
0
- BE BE789506D patent/BE789506A/xx unknown
-
1971
- 1971-09-29 DE DE19712148709 patent/DE2148709C3/de not_active Expired
-
1972
- 1972-08-17 AT AT713672A patent/AT323812B/de not_active IP Right Cessation
- 1972-08-21 CH CH1236872A patent/CH545571A/xx not_active IP Right Cessation
- 1972-09-26 NL NL7212997A patent/NL7212997A/xx unknown
- 1972-09-27 LU LU66175D patent/LU66175A1/xx unknown
- 1972-09-27 FR FR7234091A patent/FR2155366A5/fr not_active Expired
- 1972-09-28 IT IT2979972A patent/IT968423B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| LU66175A1 (en:Method) | 1973-01-17 |
| NL7212997A (en:Method) | 1973-04-02 |
| DE2148709B2 (en:Method) | 1974-07-11 |
| DE2148709C3 (de) | 1975-02-20 |
| BE789506A (fr) | 1973-03-29 |
| DE2148709A1 (de) | 1973-04-05 |
| AT323812B (de) | 1975-07-25 |
| FR2155366A5 (en:Method) | 1973-05-18 |
| IT968423B (it) | 1974-03-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |