Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8925980 | Method and arrangement for opening and closing a suspended ceiling of an elevator car, and locking device | Pekka Halonen | 2015-01-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8925980 | Method and arrangement for opening and closing a suspended ceiling of an elevator car, and locking device | Pekka Halonen | 2015-01-06 |