Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4817969 | Gasket and method of making same | Donald J. McDowell, Michael J. Maloney, Lawrence F. Pyle | 1989-04-04 |
| 4659410 | Method of making a silk-screened gasket of enhanced sealing characteristics | Donald J. McDowell | 1987-04-21 |