Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872716 | Casement lock, notably of the type comprising a plurality of operating rods with resilient return means | Prevot Gefard | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872716 | Casement lock, notably of the type comprising a plurality of operating rods with resilient return means | Prevot Gefard | 1989-10-10 |