Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4707880 | Swivel caster assembly and method of making | Michael P. Doyle, Edward Galkowski | 1987-11-24 |
| 4339842 | Combination caster and fixed support | Frank J. Fontana | 1982-07-20 |