Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345653 | Packer deflate subassembly for an inflatable packer system | Gerald C. Eckmann | 1982-08-24 |
| 4316504 | Check/relief valve for an inflatable packer system | Gerald C. Eckmann | 1982-02-23 |