Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10518840 | Gimpel's set parts and assemblies for transformation of treadle lever rocking movement into rotary movement of bicycle drive shaft | — | 2019-12-31 |
| 9783261 | Demountable device for transformation of treadle lever rocking movement into rotary movement of bicycle#S drive shaft | — | 2017-10-10 |