Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355741 | Failsafe limit switch with automatic reset for rolling fire door | — | 1994-10-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5355741 | Failsafe limit switch with automatic reset for rolling fire door | — | 1994-10-18 |