Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639008 | Self-propelling vehicle with two axle units cantilevered together | Gustav Krettenauer | 1987-01-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639008 | Self-propelling vehicle with two axle units cantilevered together | Gustav Krettenauer | 1987-01-27 |