Brown and Sharpe Manufacturing Co
Brown andActive Patents
0
Total Holdings
16
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2947921A | Fine grid permanent magnetic chuck | Expired / Lapsed | 1957-02-25 | 1960-08-02 | 0 | Details |
| US2600550A | Taper control indicator | Expired / Lapsed | 1945-08-07 | 1952-06-17 | 0 | Details |
| US2363946A | Grinding machine | Expired / Lapsed | 1943-01-28 | 1944-11-28 | 0 | Details |
| US2358746A | Control mechanism for machine tools | Expired / Lapsed | 1942-01-01 | 1944-09-19 | 0 | Details |
| US2280437A | Releasable permanent magnet holding device | Expired / Lapsed | 1939-11-02 | 1942-04-21 | 0 | Details |
| US2278216A | Machine tool | Expired / Lapsed | 1939-12-27 | 1942-03-31 | 0 | Details |
| US2271904A | Magnetic work holder | Expired / Lapsed | 1940-08-03 | 1942-02-03 | 0 | Details |
| US2233098A | Reciprocating table control mechanism | Expired / Lapsed | 1936-12-18 | 1941-02-25 | 0 | Details |
| US2174292A | Spindle control mechanism | Expired / Lapsed | 1937-05-14 | 1939-09-26 | 0 | Details |
| US2163246A | Grinding machine | Expired / Lapsed | 1937-05-18 | 1939-06-20 | 0 | Details |
| US2068840A | Milling machine | Expired / Lapsed | 1934-09-12 | 1937-01-26 | 0 | Details |
| US1976227A | Gear pump | Expired / Lapsed | 1931-03-20 | 1934-10-09 | 0 | Details |
| US1870857A | Grinding machine | Expired / Lapsed | 1927-06-22 | 1932-08-09 | 0 | Details |
| US1794340A | Optical measuring device | Expired / Lapsed | 1928-12-28 | 1931-02-24 | 0 | Details |
| US1744746A | Tensioning device for driving belts | Expired / Lapsed | 1927-04-07 | 1930-01-28 | 0 | Details |
| US1553875A | Micrometer caliper | Expired / Lapsed | 1924-06-20 | 1925-09-15 | 0 | Details |