Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4508213 | Hydraulic take-up device | — | 1985-04-02 |
| 4467914 | Means for aligning and securing adjacent conveyor trough structures | Edward L. Trammel | 1984-08-28 |
| 4250987 | Flow control gate apparatus | Edward L. Trammell | 1981-02-17 |
| 4222482 | Conveyor for handling free-flowing material | — | 1980-09-16 |
| D254663 | Conveyor trough housing or similar article | Edward L. Trammell | 1980-04-08 |
| 4186832 | Conveyor for handling free-flowing material | — | 1980-02-05 |