Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5711228 | Driven trolley for suspension from and travel on a rail | Heiko Bollow | 1998-01-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5711228 | Driven trolley for suspension from and travel on a rail | Heiko Bollow | 1998-01-27 |