Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4344410 | Gas-fired gun with gas cartridge loading and extraction assembly | — | 1982-08-17 |
| 4328750 | Plastic coated ammunition and methods of manufacture | James L. Oberg, Michael Czayka | 1982-05-11 |