Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4852198 | Edge brush for electroplated strip | George H. Keaton, Michael M. Sinar, James N. Wendt | 1989-08-01 |
| 4832276 | Polyurethane sleeve for tension reels | George H. Keaton, Michael M. Sinar | 1989-05-23 |