Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060773 | Single-action freewheel clutch with substantially large central diameter | Johannes Bertram, Peter Grunewald | 1991-10-29 |
| 4696586 | Wire roll bearing | — | 1987-09-29 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060773 | Single-action freewheel clutch with substantially large central diameter | Johannes Bertram, Peter Grunewald | 1991-10-29 |
| 4696586 | Wire roll bearing | — | 1987-09-29 |