Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4573542 | Load-weighing apparatus for an elevator car | Urs Schlegel, Urs Wenger | 1986-03-04 |
| 4306637 | Shoe brake | Emil Keiser, Josef Vertesy | 1981-12-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4573542 | Load-weighing apparatus for an elevator car | Urs Schlegel, Urs Wenger | 1986-03-04 |
| 4306637 | Shoe brake | Emil Keiser, Josef Vertesy | 1981-12-22 |