Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4329780 | Method of making a reinforced wear-resistant liner | — | 1982-05-18 |
| 4308801 | Reinforced center bearing liner | Jerry W. Cooper, Homer N. Holden, Doyle V. Haren, John S. Haley | 1982-01-05 |
| 4283594 | Vacuum apparatus having protective device for operator and method | — | 1981-08-11 |
| 4237792 | Reinforced liner for center plate structure of a railway vehicle | — | 1980-12-09 |
| 4188888 | Reinforced center bearing liner | Jerry W. Cooper, Homer N. Holden, Doyle V. Haren, John S. Haley | 1980-02-19 |