Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139111 | Glass door leaf for elevators | Hugo Baumann | 1992-08-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5139111 | Glass door leaf for elevators | Hugo Baumann | 1992-08-18 |