BE501057A - - Google Patents
Info
- Publication number
- BE501057A BE501057A BE501057DA BE501057A BE 501057 A BE501057 A BE 501057A BE 501057D A BE501057D A BE 501057DA BE 501057 A BE501057 A BE 501057A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Relay Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL289210X | 1950-02-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE501057A true BE501057A (en:Method) |
Family
ID=19782664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE501057D BE501057A (en:Method) | 1950-02-07 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2688660A (en:Method) |
| BE (1) | BE501057A (en:Method) |
| CH (1) | CH289210A (en:Method) |
| DE (1) | DE851507C (en:Method) |
| FR (1) | FR1087758A (en:Method) |
| GB (1) | GB679447A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2769863A (en) * | 1953-03-27 | 1956-11-06 | Automatic Elect Lab | Rotary finder with graded multiple |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2068726A (en) * | 1937-01-26 | Telephone system |
-
0
- BE BE501057D patent/BE501057A/xx unknown
-
1950
- 1950-12-22 US US202344A patent/US2688660A/en not_active Expired - Lifetime
-
1951
- 1951-02-02 GB GB2646/51A patent/GB679447A/en not_active Expired
- 1951-02-04 DE DEN3468A patent/DE851507C/de not_active Expired
- 1951-02-05 FR FR1087758D patent/FR1087758A/fr not_active Expired
- 1951-02-05 CH CH289210D patent/CH289210A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR1087758A (fr) | 1955-02-28 |
| US2688660A (en) | 1954-09-07 |
| GB679447A (en) | 1952-09-17 |
| CH289210A (de) | 1953-02-28 |
| DE851507C (de) | 1952-10-06 |