Blaw Knox Co
Blaw KnoxActive Patents
0
Total Holdings
17
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3169428A | Single sheet classifier | Expired / Lapsed | 1959-12-22 | 1965-02-16 | 2 | Details |
| US3078713A | Means for generating electric functions | Expired / Lapsed | 1959-01-15 | 1963-02-26 | 2 | Details |
| US3058621A | Ladle feeding means | Expired / Lapsed | 1959-09-14 | 1962-10-16 | 0 | Details |
| US2888864A | Base paver | Expired / Lapsed | 1953-12-08 | 1959-06-02 | 0 | Details |
| US2760791A | Pressure seal construction for rotating members | Expired / Lapsed | 1950-11-30 | 1956-08-28 | 0 | Details |
| US2745484A | Continuous density control of a liquid | Expired / Lapsed | 1950-03-27 | 1956-05-15 | 2 | Details |
| US2691460A | Gasket sealing and cooling system | Expired / Lapsed | 1950-09-27 | 1954-10-12 | 0 | Details |
| US2624178A | Cooling of the rod in rod rolling mills | Expired / Lapsed | 1948-12-23 | 1953-01-06 | 0 | Details |
| US2409768A | Liquid level control | Expired / Lapsed | 1944-12-18 | 1946-10-22 | 0 | Details |
| US2361377A | Paving | Expired / Lapsed | 1941-09-23 | 1944-10-31 | 0 | Details |
| US2305048A | Indicating hanger for pipe lines or the like | Expired / Lapsed | 1941-08-05 | 1942-12-15 | 0 | Details |
| US2066012A | Weighing apparatus | Expired / Lapsed | 1935-11-06 | 1936-12-29 | 0 | Details |
| US2046693A | Weighing batcher | Expired / Lapsed | 1934-03-29 | 1936-07-07 | 0 | Details |
| US1994797A | Apparatus for feeding and weighing material | Expired / Lapsed | 1931-11-27 | 1935-03-19 | 0 | Details |
| US1982127A | Apparatus for measuring bulk materials | Expired / Lapsed | 1931-11-27 | 1934-11-27 | 0 | Details |
| US1835148A | Heat exchanger | Expired / Lapsed | 1928-01-26 | 1931-12-08 | 0 | Details |
| US1649226A | Tie rod and bridging for joists | Expired / Lapsed | 1925-12-02 | 1927-11-15 | 0 | Details |