Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136992 | Piston for internal combustion engines with forged sections made of steel | Dieter Muller-Schwelling | 1992-08-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136992 | Piston for internal combustion engines with forged sections made of steel | Dieter Muller-Schwelling | 1992-08-11 |