Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887770 | Electrostatic rotary atomizing liquid spray coating apparatus | Robert L. Wacker, Donald E. Shuster, John Sharpless, Alan J. Knobbe | 1989-12-19 |
| 4811898 | Electrostatic powder spray gun with adjustable deflector and electrostatic shield | — | 1989-03-14 |