Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D389076 | Scale | David W. Beckstrom, David W. Davis, Robert L. Marvin, Jr., Paul W. Porter | 1998-01-13 |
| D385810 | Scale | David W. Beckstrom, David W. Davis, Robert L. Marvin, Jr., Paul W. Porter | 1997-11-04 |