Preco LLC
Preco LLCActive Patents
0
Total Holdings
5
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3264959A | Paving machine slope control system | Expired / Lapsed | 1963-08-06 | 1966-08-09 | 2 | Details |
| US3029716A | Paving machine control system | Expired / Lapsed | 1958-02-27 | 1962-04-17 | 0 | Details |
| US2941319A | Grading machine blade support | Expired / Lapsed | 1957-05-17 | 1960-06-21 | 0 | Details |
| US2904911A | Gyroscopic control mechanism for grading apparatus | Expired / Lapsed | 1955-04-04 | 1959-09-22 | 0 | Details |
| US2846635A | Automatic leveling control | Expired / Lapsed | 1954-06-08 | 1958-08-05 | 0 | Details |