Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5373120 | Linear door motor system for elevators | David W. Barrett, Richard E. Peruggi, Ernest P. Gagnon | 1994-12-13 |
| 5351516 | Rail repair device | — | 1994-10-04 |
| 5346371 | Hydraulic elevator oil tank | Rajendra Mistry | 1994-09-13 |