Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976168 | Drive for a door operator | Raymond Hawkins, George Karban, Simon Leivenzon, Zvi Leivenzon | 1990-12-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4976168 | Drive for a door operator | Raymond Hawkins, George Karban, Simon Leivenzon, Zvi Leivenzon | 1990-12-11 |