Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854506 | Electrostatic spraying | Nevil E. Hewitt | 1989-08-08 |
| 4846407 | Electrostatic spraying apparatus | Ronald A. Coffee, Stephen Bancroft, Edward J. Bals | 1989-07-11 |
| 4829996 | Apparatus for producing a spray of droplets of a liquid | Ian Pavey, Douglas R. Bray, Raymond C. Rowe | 1989-05-16 |
| 4801086 | Spraying apparatus | — | 1989-01-31 |
| 4795330 | Apparatus for particles | Ian Pavey, Stuart C. Ord | 1989-01-03 |