Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5140720 | Reciprocal attitude-angle self-differentiating device for pivotable wheels of handtrucks | — | 1992-08-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5140720 | Reciprocal attitude-angle self-differentiating device for pivotable wheels of handtrucks | — | 1992-08-25 |