Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4477269 | Cyclonic separator apparatus | Ralph J. Claypool | 1984-10-16 |
| 4382857 | Method and apparatus for extracting fiber product | — | 1983-05-10 |
| 4377401 | Rotary filter for fiber product | — | 1983-03-22 |
| 4268294 | Method and apparatus for producing fiber product | Ralph J. Claypool | 1981-05-19 |