Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882438 | Method for the formation of a frangible zone for the fracture separation of a machine part, in particular, a connecting rod for internal combustion engines | Clemens Luchner, Helmut Poellath | 1999-03-16 |