Blaw Knox Co
Blaw KnoxActive Patents
0
Total Holdings
9
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 |
| 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 |
| US2409768A | Liquid level control | Expired / Lapsed | 1944-12-18 | 1946-10-22 | 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 |