Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815375 | Spray dampening system having alternate application control | Thomas G. Switall, Michael Schaefges | 1989-03-28 |
| 4649818 | Variable frequency pulsed spray dampening system | Thomas G. Switall, Michael Schaefges | 1987-03-17 |