Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352291 | Wheel balancing machine | Donald B. Curchod | 1982-10-05 |
| 4336715 | Transducer mount for wheel balancing machines | Donald R. Sherman | 1982-06-29 |
| 4337055 | Drive belt tensioning apparatus | Duncan R. Mackay, Donald C. Holm | 1982-06-29 |