Kapella Ltd
Kapella LtActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB647606A | Improvements in or relating to metal strip rolling mills | Expired / Lapsed | 1948-06-02 | — | 0 | Details |
| GB539271A | Improvements in or relating to the measurement of surface r… | Expired / Lapsed | 1940-02-01 | — | 0 | Details |
| US2370073A | Gauge head for electrical measuring apparatus | Expired / Lapsed | 1942-11-18 | 1945-02-20 | 0 | Details |
| US2363691A | Apparatus for measuring or indicating the degree of surface… | Expired / Lapsed | 1942-09-16 | 1944-11-28 | 0 | Details |
| US2349989A | Optical testing or measuring apparatus | Expired / Lapsed | 1940-07-12 | 1944-05-30 | 0 | Details |
| US2329084A | Apparatus for measuring and/or indicating surface roughness | Expired / Lapsed | 1941-02-18 | 1943-09-07 | 0 | Details |
| US2256102A | Optical measuring or testing apparatus | Expired / Lapsed | 1938-06-01 | 1941-09-16 | 0 | Details |
| US2192385A | Sight testing instrument | Expired / Lapsed | 1937-07-07 | 1940-03-05 | 0 | Details |
| US2179799A | Optical projection apparatus | Expired / Lapsed | 1938-04-27 | 1939-11-14 | 0 | Details |
| US1955590A | Lens | Expired / Lapsed | 1930-10-17 | 1934-04-17 | 0 | Details |