Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4663538 | Control for coin actuated appliances | Curran D. Cotton, David I. Ellingson, Donald E. Erickson, James D. Wilson | 1987-05-05 |
| 4531387 | Combination appliance with sliding door | Curran D. Cotton, David I. Ellingson, James D. Wilson | 1985-07-30 |
| 4462225 | Appliance leveling and locating structure | — | 1984-07-31 |
| 4454732 | Combined appliance with unifying support structure | Charles W. Burkland | 1984-06-19 |
| 4193315 | Belt drive system utilizing an adjustable idler mechanism | — | 1980-03-18 |