Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5664918 | Cargo tie down device | Merle J. Heider, Leon J. Heider, Craig J. Heider | 1997-09-09 |
| RE35580 | Trailer construction | Merle J. Heider, Leon J. Heider, Craig J. Heider | 1997-08-12 |