Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889472 | Air speed control valve air pressure drive hydraulic fluid pump | Timothy L. Silke | 1989-12-26 |
| 4823550 | Rotary valve with jet pump aspirator | — | 1989-04-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889472 | Air speed control valve air pressure drive hydraulic fluid pump | Timothy L. Silke | 1989-12-26 |
| 4823550 | Rotary valve with jet pump aspirator | — | 1989-04-25 |