Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4235327 | Escalator with driver device for carrying of transportation carts | Bruno Kiefer | 1980-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4235327 | Escalator with driver device for carrying of transportation carts | Bruno Kiefer | 1980-11-25 |