BE470470A - - Google Patents
Info
- Publication number
- BE470470A BE470470A BE470470DA BE470470A BE 470470 A BE470470 A BE 470470A BE 470470D A BE470470D A BE 470470DA BE 470470 A BE470470 A BE 470470A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H51/00—Electromagnetic relays
- H01H51/30—Electromagnetic relays specially adapted for actuation by AC
- H01H51/32—Frequency relays; Mechanically-tuned relays
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR924898T | 1946-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470470A true BE470470A (en:Method) |
Family
ID=9439706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470470D BE470470A (en:Method) | 1946-03-18 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE470470A (en:Method) |
| CH (1) | CH261207A (en:Method) |
| FR (1) | FR924898A (en:Method) |
| GB (1) | GB622091A (en:Method) |
-
0
- BE BE470470D patent/BE470470A/xx unknown
-
1946
- 1946-03-18 FR FR924898D patent/FR924898A/fr not_active Expired
-
1947
- 1947-01-14 CH CH261207D patent/CH261207A/fr unknown
- 1947-03-12 GB GB6932/47A patent/GB622091A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH261207A (fr) | 1949-04-30 |
| GB622091A (en) | 1949-04-26 |
| FR924898A (fr) | 1947-08-19 |