FR1459853A - Improvements to telecommunications systems - Google Patents
Improvements to telecommunications systemsInfo
- Publication number
- FR1459853A FR1459853A FR26804A FR26804A FR1459853A FR 1459853 A FR1459853 A FR 1459853A FR 26804 A FR26804 A FR 26804A FR 26804 A FR26804 A FR 26804A FR 1459853 A FR1459853 A FR 1459853A
- Authority
- FR
- France
- Prior art keywords
- telecommunications systems
- telecommunications
- systems
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
- H04Q3/0008—Selecting arrangements using relay selectors in the switching stages
- H04Q3/0012—Selecting arrangements using relay selectors in the switching stages in which the relays are arranged in a matrix configuration
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR26804A FR1459853A (en) | 1964-07-31 | 1965-07-31 | Improvements to telecommunications systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB30349/64A GB1120651A (en) | 1964-07-31 | 1964-07-31 | Improvements in or relating to telecommunication exchange systems |
FR26804A FR1459853A (en) | 1964-07-31 | 1965-07-31 | Improvements to telecommunications systems |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1459853A true FR1459853A (en) | 1966-06-17 |
Family
ID=26165161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR26804A Expired FR1459853A (en) | 1964-07-31 | 1965-07-31 | Improvements to telecommunications systems |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1459853A (en) |
-
1965
- 1965-07-31 FR FR26804A patent/FR1459853A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1420798A (en) | Improvements to signaling systems | |
FR1427947A (en) | Improvements to projection systems | |
FR1459801A (en) | Improvements to navigation systems | |
FR1435022A (en) | Improvements to telecommunications systems | |
FR1450182A (en) | Improvements to telegraph systems | |
FR1405014A (en) | Improvements to acoustic systems | |
FR1464258A (en) | Improvements to telephone systems | |
FR1459853A (en) | Improvements to telecommunications systems | |
FR1386484A (en) | Improvements to radio-localization systems | |
FR90671E (en) | Improvements to radio-localization systems | |
FR1441580A (en) | Improvements to telephone systems | |
FR1440329A (en) | Improvements to communication systems | |
FR1391919A (en) | Improvements to radio-localization systems | |
FR1496441A (en) | Improvements to telephone systems | |
FR1404160A (en) | Improvements to mechanical pointing systems | |
FR1395142A (en) | Improvements to telecommunication systems | |
FR1457338A (en) | Improvements to automatic telephone systems | |
FR1439663A (en) | Improvements to transmission systems | |
FR1487215A (en) | Improvements to telephone systems | |
FR1451605A (en) | Improvements to projection systems | |
FR91371E (en) | Improvements to telephone systems | |
FR1501079A (en) | Improvements to telephone systems | |
FR1496017A (en) | Improvements to telephone systems | |
FR1487216A (en) | Improvements to telephone systems | |
FR1470497A (en) | Improvements to telegraph systems |