Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5429250 | Separation apparatus | Austin J. Dobson | 1995-07-04 |
| 5114677 | Gas detection apparatus and related method | Michael F. Steele, John E. Lambright | 1992-05-19 |
| 4239126 | Seed sower having apertured pick-up member | Donald T. Zerner, Austin J. Dobson | 1980-12-16 |