Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551187 | Release mechanism for a door spring | Petrus A. Besselink | 1996-09-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5551187 | Release mechanism for a door spring | Petrus A. Besselink | 1996-09-03 |