Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6062346 | Call register and indicating equipment arranged on floors for elevators | Paul Friedli | 2000-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6062346 | Call register and indicating equipment arranged on floors for elevators | Paul Friedli | 2000-05-16 |