Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372024 | Lock-cylinder key | — | 1994-12-13 |
| 5288191 | Device for the clamping attachment of spaced structural parts | Willi Piontek | 1994-02-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372024 | Lock-cylinder key | — | 1994-12-13 |
| 5288191 | Device for the clamping attachment of spaced structural parts | Willi Piontek | 1994-02-22 |