Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10197161 | Machining process for trapezoid rings with small axial dimensions, used in pistons of internal combustion engines | Reiner Friede | 2019-02-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10197161 | Machining process for trapezoid rings with small axial dimensions, used in pistons of internal combustion engines | Reiner Friede | 2019-02-05 |