Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884946 | Blower housing construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-12-05 |
| 4882826 | Method of making a unit blower housing | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-11-28 |
| 4848670 | Nozzle construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-07-18 |
| 4817301 | Apparatus for drying vehicles | Robert J. Wentworth, Graham J. Astley, Barry S. Turner | 1989-04-04 |
| 4799287 | Blower housing construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-01-24 |
| 4798008 | Nozzle construction | Robert J. Wentworth, Barry S. Turner, Graham J. Astley | 1989-01-17 |