CH275986A - Fernmeldeamtsanlage. - Google Patents
Fernmeldeamtsanlage.Info
- Publication number
- CH275986A CH275986A CH275986DA CH275986A CH 275986 A CH275986 A CH 275986A CH 275986D A CH275986D A CH 275986DA CH 275986 A CH275986 A CH 275986A
- Authority
- CH
- Switzerland
- Prior art keywords
- exchange system
- telecommunications exchange
- telecommunications
- exchange
- 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
- H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
- H04Q3/526—Optical switching systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US275986XA | 1945-11-17 | 1945-11-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH275986A true CH275986A (de) | 1951-06-15 |
Family
ID=21838650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH275986D CH275986A (de) | 1945-11-17 | 1947-07-30 | Fernmeldeamtsanlage. |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH275986A (de) |
| FR (1) | FR939387A (de) |
| GB (1) | GB644570A (de) |
-
1946
- 1946-10-19 FR FR939387D patent/FR939387A/fr not_active Expired
- 1946-11-01 GB GB32484/46A patent/GB644570A/en not_active Expired
-
1947
- 1947-07-30 CH CH275986D patent/CH275986A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR939387A (fr) | 1948-11-12 |
| GB644570A (en) | 1950-10-11 |
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