Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926974 | Elevator car with improved car door clutch | Arnold M. Morris, Daphne D'Zurko, Richard H. Pilsbury, Karl B. Orndorff | 1990-05-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4926974 | Elevator car with improved car door clutch | Arnold M. Morris, Daphne D'Zurko, Richard H. Pilsbury, Karl B. Orndorff | 1990-05-22 |