Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631790 | Method for braking a traction sheave elevator, traction sheave elevator and use of an emergency power supply | Petteri Valjus, Johannes De Jong | 2003-10-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631790 | Method for braking a traction sheave elevator, traction sheave elevator and use of an emergency power supply | Petteri Valjus, Johannes De Jong | 2003-10-14 |