Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333892 | Dumped packings and apparatus comprising such dumped packings | Stephen R. Ellis | 1982-06-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333892 | Dumped packings and apparatus comprising such dumped packings | Stephen R. Ellis | 1982-06-08 |