Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4534460 | Chain-driven pocket elevator | Gerald E. Johnson | 1985-08-13 |
| 4380959 | Speed control for gravity operated trolleys | John H. Brems | 1983-04-26 |
| 4351241 | Workpiece storage system | John H. Brems | 1982-09-28 |
| 4316535 | Workpiece storage system | John H. Brems | 1982-02-23 |
| 4215772 | Retarder for gravity conveyors | — | 1980-08-05 |