Cinema Television Ltd
Cinema TelActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| CA557270A | Apparatus for electrical frequency measurement | Expired / Lapsed | — | 1958-05-13 | 0 | Details |
| US2726352A | Image-converting devices | Expired / Lapsed | 1950-07-25 | 1955-12-06 | 0 | Details |
| US2604534A | Apparatus for controlling scanning accuracy of cathode-ray … | Expired / Lapsed | 1946-12-04 | 1952-07-22 | 0 | Details |
| US2587830A | Image-converting device | Expired / Lapsed | 1950-06-15 | 1952-03-04 | 0 | Details |
| US2558647A | Storage electrode type cathode-ray tube | Expired / Lapsed | 1948-11-05 | 1951-06-26 | 0 | Details |
| US2285058A | Method of manufacturing mosaic electrodes | Expired / Lapsed | 1940-06-12 | 1942-06-02 | 0 | Details |
| US2285062A | Photoelectrically sensitive electrode | Expired / Lapsed | 1940-05-09 | 1942-06-02 | 0 | Details |
| US2259233A | Cathode ray deflecting apparatus | Expired / Lapsed | 1939-05-18 | 1941-10-14 | 0 | Details |
| US2254739A | Thermionic valve oscillation generator | Expired / Lapsed | 1939-06-27 | 1941-09-02 | 0 | Details |