BE467165A - - Google Patents
Info
- Publication number
- BE467165A BE467165A BE467165DA BE467165A BE 467165 A BE467165 A BE 467165A BE 467165D A BE467165D A BE 467165DA BE 467165 A BE467165 A BE 467165A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/18—Electrical details
- H04Q1/30—Signalling arrangements; Manipulation of signalling currents
- H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of DC pulses
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Relay Circuits (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB14045/41A GB551419A (en) | 1941-10-31 | 1941-10-31 | Improvements relating to telephone and like impulsing systems |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE467165A true BE467165A (en:Method) |
Family
ID=27772842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE467165D BE467165A (en:Method) | 1941-10-31 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2358145A (en:Method) |
| BE (1) | BE467165A (en:Method) |
| GB (1) | GB551419A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2495725A (en) * | 1945-06-18 | 1950-01-31 | Standard Telephones Cables Ltd | Pulse correcting repeater |
| GB641888A (en) * | 1947-02-07 | 1950-08-23 | Standard Telephones Cables Ltd | Improvements in or relating to electric signalling systems |
| GB654639A (en) * | 1947-02-07 | 1951-06-27 | Standard Telephones Cables Ltd | Improvements in or relating to electric signalling systems |
| US2549696A (en) * | 1947-06-24 | 1951-04-17 | Automatic Elect Lab | Impulse correcting repeaterselector system |
| US2607854A (en) * | 1947-07-22 | 1952-08-19 | Automatic Elect Lab | Automatic toll telephone system |
-
0
- BE BE467165D patent/BE467165A/xx unknown
-
1941
- 1941-10-31 GB GB14045/41A patent/GB551419A/en not_active Expired
-
1942
- 1942-10-07 US US461124A patent/US2358145A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB551419A (en) | 1943-02-22 |
| US2358145A (en) | 1944-09-12 |