Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815247 | Compression seal with integral surface cover plate | John D. Nicholas, Larry M. Petree | 1989-03-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815247 | Compression seal with integral surface cover plate | John D. Nicholas, Larry M. Petree | 1989-03-28 |