Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6173964 | Seal assembly with backup elements having coil springs positioned therein | Merle L. Bell | 2001-01-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6173964 | Seal assembly with backup elements having coil springs positioned therein | Merle L. Bell | 2001-01-16 |