Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856731 | Traverse assembly for use on tapered flange spools | Donald E. Rorick, Frank M. Hayes | 1989-08-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856731 | Traverse assembly for use on tapered flange spools | Donald E. Rorick, Frank M. Hayes | 1989-08-15 |