Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6631789 | Method for braking a traction sheave elevator, and traction sheave elevator | Esko Aulanko, Ilkka Lempio | 2003-10-14 |
| 6631790 | Method for braking a traction sheave elevator, traction sheave elevator and use of an emergency power supply | Seppo Mattlar, Petteri Valjus | 2003-10-14 |
| 6510925 | Elevator guide shoe | — | 2003-01-28 |