A Reyrolle and Co Ltd
A ReyrolleActive Patents
0
Total Holdings
11
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB780976A | Improvements in or relating to optical image dissectors | Expired / Lapsed | 1954-03-29 | — | 0 | Details |
| FR1037874A | Improvements to electromagnetic relays | Expired / Lapsed | 1951-05-30 | 1953-09-23 | 0 | Details |
| US2636929A | Housing for electrical components | Expired / Lapsed | 1950-08-08 | 1953-04-28 | 0 | Details |
| US2322214A | Electrically insulating bodies | Expired / Lapsed | 1939-06-13 | 1943-06-22 | 0 | Details |
| US2303283A | Electrically insulating bodies | Expired / Lapsed | 1939-06-13 | 1942-11-24 | 0 | Details |
| US2302230A | Method and apparatus for measuring the power factor of elec… | Expired / Lapsed | 1940-12-30 | 1942-11-17 | 0 | Details |
| US2288969A | Electric insulator including stressgrading condenser layers | Expired / Lapsed | 1941-03-03 | 1942-07-07 | 0 | Details |
| US2208907A | Alternating current electric relay | Expired / Lapsed | 1937-08-18 | 1940-07-23 | 0 | Details |
| US1870518A | Electric protective system | Expired / Lapsed | 1929-07-11 | 1932-08-09 | 0 | Details |
| US1860191A | Selective indicating mechanism | Expired / Lapsed | 1930-05-05 | 1932-05-24 | 0 | Details |
| US1667655A | Controlling or tripping apparatus for alternating-current e… | Expired / Lapsed | 1925-09-17 | 1928-04-24 | 0 | Details |