BE337375A - - Google Patents
Info
- Publication number
- BE337375A BE337375A BE337375DA BE337375A BE 337375 A BE337375 A BE 337375A BE 337375D A BE337375D A BE 337375DA BE 337375 A BE337375 A BE 337375A
- 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63794A US1761772A (en) | 1925-10-20 | 1925-10-20 | Time-element electroresponsive device and system employing the same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE337375A true BE337375A (en:Method) |
Family
ID=22051536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE337375D BE337375A (en:Method) | 1925-10-20 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1761772A (en:Method) |
| BE (1) | BE337375A (en:Method) |
| DE (1) | DE497987C (en:Method) |
| FR (1) | FR32446E (en:Method) |
| GB (1) | GB260272A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2434186A (en) * | 1943-04-22 | 1948-01-06 | Metals & Controls Corp | Combined electromagnetic and thermal protective circuit breaker system |
| DE959291C (de) * | 1950-05-25 | 1957-03-07 | Siemens Ag | Elektromagnetischer UEberstromausloeser fuer Wechselstrom |
| US2638496A (en) * | 1950-09-23 | 1953-05-12 | Gen Motors Corp | Electrical apparatus |
| CA556447A (en) * | 1950-11-16 | 1958-04-22 | Westinghouse Electric Corporation | Circuit control device |
| US2713624A (en) * | 1952-05-09 | 1955-07-19 | Kagan William | Fire and explosion detectors |
| US3183362A (en) * | 1961-04-25 | 1965-05-11 | System Analyzer Corp | Electric service system |
-
0
- BE BE337375D patent/BE337375A/xx unknown
-
1925
- 1925-10-20 US US63794A patent/US1761772A/en not_active Expired - Lifetime
-
1926
- 1926-10-18 FR FR32446D patent/FR32446E/fr not_active Expired
- 1926-10-20 GB GB26195/26A patent/GB260272A/en not_active Expired
- 1926-10-21 DE DEA49020D patent/DE497987C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE497987C (de) | 1930-05-16 |
| US1761772A (en) | 1930-06-03 |
| FR32446E (fr) | 1927-11-29 |
| GB260272A (en) | 1927-06-30 |