Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880330 | Piston pin | — | 1989-11-14 |
| 4831918 | Light alloy pistons with reinforcing inserts for the piston pin bores | Norman Seitz | 1989-05-23 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880330 | Piston pin | — | 1989-11-14 |
| 4831918 | Light alloy pistons with reinforcing inserts for the piston pin bores | Norman Seitz | 1989-05-23 |