Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516785 | Piston with a controlled expansion piston anti-extrusion ring | John E. Miller | 1985-05-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4516785 | Piston with a controlled expansion piston anti-extrusion ring | John E. Miller | 1985-05-14 |