Richardson Scale Co
RichardsonActive Patents
0
Total Holdings
8
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3206977A | Fluid metering process and apparatus | Expired / Lapsed | 1962-01-15 | 1965-09-21 | 2 | Details |
| US3184700A | Patchboard assembly | Expired / Lapsed | 1961-12-29 | 1965-05-18 | 2 | Details |
| US2793000A | Weight controlled apparatus | Expired / Lapsed | 1952-10-24 | 1957-05-21 | 0 | Details |
| US2714472A | Weighing apparatus | Expired / Lapsed | 1950-11-17 | 1955-08-02 | 0 | Details |
| US2564544A | Weighing apparatus | Expired / Lapsed | 1946-06-07 | 1951-08-14 | 0 | Details |
| US2497015A | Weighing machine | Expired / Lapsed | 1948-11-19 | 1950-02-07 | 0 | Details |
| US2434177A | Weighing apparatus | Expired / Lapsed | 1944-05-10 | 1948-01-06 | 0 | Details |
| US2332438A | Automatic weighing machine | Expired / Lapsed | 1939-12-26 | 1943-10-19 | 0 | Details |