Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212731 | Drive device without transmission for producing an elliptical shaking movement | Hans Wallin | 1980-07-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4212731 | Drive device without transmission for producing an elliptical shaking movement | Hans Wallin | 1980-07-15 |