BE521785A - - Google Patents
Info
- Publication number
- BE521785A BE521785A BE521785DA BE521785A BE 521785 A BE521785 A BE 521785A BE 521785D A BE521785D A BE 521785DA BE 521785 A BE521785 A BE 521785A
- Authority
- BE
- Belgium
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
- H04Q3/525—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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H63/00—Details of electrically-operated selector switches
- H01H63/36—Circuit arrangements for ensuring correct or desired operation and not adapted to a particular application of the selector switch
- H01H63/38—Circuit arrangements for ensuring correct or desired operation and not adapted to a particular application of the selector switch for multi-position wiper switches
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US371386A US2919309A (en) | 1953-07-30 | 1953-07-30 | Electronic finder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE521785A true BE521785A (en]) |
Family
ID=23463780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE521785D BE521785A (en]) | 1953-07-30 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2919309A (en]) |
| BE (1) | BE521785A (en]) |
| DE (1) | DE944383C (en]) |
| FR (1) | FR1060661A (en]) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1138112B (de) * | 1958-03-03 | 1962-10-18 | Ericsson Telephones Ltd | Schaltungsanordnung fuer eine Impulsauswerteeinrichtung in Fernmeldeanlagen, insbesondere Fernsprechanlagen |
| US3061817A (en) * | 1959-04-22 | 1962-10-30 | Gen Dynamics Corp | Finder circuit |
| US3228003A (en) * | 1962-03-20 | 1966-01-04 | Ibm | Matrix search device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2291752A (en) * | 1941-02-05 | 1942-08-04 | Bell Telephone Labor Inc | Selecting system |
| US2489325A (en) * | 1946-10-25 | 1949-11-29 | Int Standard Electric Corp | Electrical storage of information |
| US2543534A (en) * | 1947-01-09 | 1951-02-27 | Stromberg Carlson Co | Automatic telephone system |
| US2594389A (en) * | 1948-08-04 | 1952-04-29 | Bell Telephone Labor Inc | Double-lockout interconnecting system |
| US2622153A (en) * | 1948-10-15 | 1952-12-16 | Teletype Corp | Multiplex telegraph system utilizing electronic distributors |
| US2542672A (en) * | 1948-10-27 | 1951-02-20 | Bell Telephone Labor Inc | Coordinate selecting and lockout circuit |
| BE496069A (en]) * | 1949-06-02 | |||
| US2773937A (en) * | 1949-12-24 | 1956-12-11 | Gen Dynamics Corp | Electronic signaling and switching system |
| US2629020A (en) * | 1950-12-19 | 1953-02-17 | Bell Telephone Labor Inc | Coordinate selecting and lock-out circuit for interpolated speech transmission |
-
0
- BE BE521785D patent/BE521785A/xx unknown
-
1952
- 1952-07-29 FR FR1060661D patent/FR1060661A/fr not_active Expired
-
1953
- 1953-07-29 DE DEI7532A patent/DE944383C/de not_active Expired
- 1953-07-30 US US371386A patent/US2919309A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR1060661A (fr) | 1954-04-05 |
| DE944383C (de) | 1956-06-14 |
| US2919309A (en) | 1959-12-29 |