BE423847A - - Google Patents
Info
- Publication number
- BE423847A BE423847A BE423847DA BE423847A BE 423847 A BE423847 A BE 423847A BE 423847D A BE423847D A BE 423847DA BE 423847 A BE423847 A BE 423847A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/12—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by voltage falling below a predetermined value, e.g. for no-volt protection
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU204050X | 1936-10-20 | ||
| FR70437X | 1937-04-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE423847A true BE423847A (en:Method) |
Family
ID=26182986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE423847D BE423847A (en:Method) | 1936-10-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE423847A (en:Method) |
| CH (1) | CH204050A (en:Method) |
| FR (1) | FR820341A (en:Method) |
-
0
- BE BE423847D patent/BE423847A/xx unknown
-
1937
- 1937-04-07 FR FR820341D patent/FR820341A/fr not_active Expired
- 1937-09-29 CH CH204050D patent/CH204050A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR820341A (fr) | 1937-11-09 |
| CH204050A (fr) | 1939-04-15 |