Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827586 | Method of making a seal | Herbert J. West | 1989-05-09 |
| 4715260 | Seal | Herbert J. West | 1987-12-29 |
| 4620086 | Dual coated radiant electrical heating element | Adrian R. Ades, Donald J. Proach | 1986-10-28 |