CH350691A - Installation de commutation dans un central de télécommunication - Google Patents
Installation de commutation dans un central de télécommunicationInfo
- Publication number
- CH350691A CH350691A CH350691DA CH350691A CH 350691 A CH350691 A CH 350691A CH 350691D A CH350691D A CH 350691DA CH 350691 A CH350691 A CH 350691A
- Authority
- CH
- Switzerland
- Prior art keywords
- switching installation
- telecommunications center
- telecommunications
- center
- switching
- Prior art date
Links
- 238000009434 installation Methods 0.000 title 1
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
- H04Q3/521—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 using semiconductors in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Emergency Protection Circuit Devices (AREA)
- Fire Alarms (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US350691XA | 1956-10-19 | 1956-10-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH350691A true CH350691A (fr) | 1960-12-15 |
Family
ID=21880438
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH350691D CH350691A (fr) | 1956-10-19 | 1957-10-18 | Installation de commutation dans un central de télécommunication |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE560789A (enrdf_load_html_response) |
CH (1) | CH350691A (enrdf_load_html_response) |
DE (1) | DE1050831B (enrdf_load_html_response) |
FR (1) | FR1179178A (enrdf_load_html_response) |
GB (1) | GB850214A (enrdf_load_html_response) |
-
0
- DE DENDAT1050831D patent/DE1050831B/de active Pending
- BE BE560789D patent/BE560789A/xx unknown
-
1957
- 1957-07-19 FR FR1179178D patent/FR1179178A/fr not_active Expired
- 1957-10-11 GB GB31826/57A patent/GB850214A/en not_active Expired
- 1957-10-18 CH CH350691D patent/CH350691A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
DE1050831B (enrdf_load_html_response) | 1959-02-19 |
BE560789A (enrdf_load_html_response) | |
FR1179178A (fr) | 1959-05-21 |
GB850214A (en) | 1960-10-05 |
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