BE546282A - - Google Patents
Info
- Publication number
- BE546282A BE546282A BE546282DA BE546282A BE 546282 A BE546282 A BE 546282A BE 546282D A BE546282D A BE 546282DA BE 546282 A BE546282 A BE 546282A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
- H03K17/52—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of gas-filled tubes
-
- 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
- H04Q3/525—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 tubes in the switching stages
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Emergency Protection Circuit Devices (AREA)
- Braking Arrangements (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Electrotherapy Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US496749A US2779822A (en) | 1955-03-25 | 1955-03-25 | Communication switching system employing gas tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE546282A true BE546282A (en:Method) |
Family
ID=23973956
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE546282D BE546282A (en:Method) | 1955-03-25 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US2779822A (en:Method) |
| BE (1) | BE546282A (en:Method) |
| CH (1) | CH353409A (en:Method) |
| DE (1) | DE1000458B (en:Method) |
| ES (1) | ES217717A1 (en:Method) |
| FR (1) | FR1146033A (en:Method) |
| GB (1) | GB779984A (en:Method) |
| NL (1) | NL103264C (en:Method) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE537739A (en:Method) * | 1954-04-29 | |||
| US2905765A (en) * | 1955-08-17 | 1959-09-22 | Treskinsky Alexius | Automatic switch method and system for telephones |
| GB814598A (en) * | 1956-04-28 | 1959-06-10 | Automatic Telephone & Elect | Improvements in or relating to telephone systems |
| NL218965A (en:Method) * | 1956-07-16 | |||
| NL98962C (en:Method) * | 1956-08-16 | |||
| BE561192A (en:Method) * | 1956-10-19 | |||
| BE560605A (en:Method) * | 1956-10-19 | |||
| NL93779C (en:Method) * | 1956-12-20 | |||
| US3027427A (en) * | 1958-06-06 | 1962-03-27 | Bell Telephone Labor Inc | Electronic switching network |
| US3204038A (en) * | 1961-05-29 | 1965-08-31 | Itt | Electronic switching telephone system |
| BE628335A (en:Method) * | 1960-03-23 | 1900-01-01 | ||
| US3201520A (en) * | 1961-10-16 | 1965-08-17 | Itt | Electronic switching matrix |
| GB967252A (en) * | 1960-05-25 | 1964-08-19 | Pye Ltd | Automatic telephone systems |
| USRE26498E (en) * | 1961-03-20 | 1968-12-03 | Macrander electronic switching network |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1545025A (en) * | 1922-09-30 | 1925-07-07 | Anspach Pierre Adrien Lionel | Automatic telephony |
| NL92832C (en:Method) * | 1950-01-06 | |||
| US2722567A (en) * | 1951-02-23 | 1955-11-01 | Automatic Telephone & Elect | Electronic tube switching system |
-
0
- NL NL103264D patent/NL103264C/xx active
- BE BE546282D patent/BE546282A/xx unknown
-
1955
- 1955-03-25 US US496749A patent/US2779822A/en not_active Expired - Lifetime
-
1956
- 1956-01-19 FR FR1146033D patent/FR1146033A/fr not_active Expired
- 1956-03-09 DE DEW18620A patent/DE1000458B/de active Pending
- 1956-03-14 CH CH353409D patent/CH353409A/de unknown
- 1956-03-21 ES ES0217717A patent/ES217717A1/es not_active Expired
- 1956-03-23 GB GB9131/56A patent/GB779984A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2779822A (en) | 1957-01-29 |
| FR1146033A (fr) | 1957-11-05 |
| DE1000458B (de) | 1957-01-10 |
| GB779984A (en) | 1957-07-24 |
| NL103264C (en:Method) | |
| ES217717A1 (es) | 1956-09-16 |
| CH353409A (de) | 1961-04-15 |