Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4759277 | Fumigant probing apparatus | — | 1988-07-26 |
| 4509682 | Method and apparatus for fumigating grain and other commodities in bulk storage compartments | Gerald R. Heiman | 1985-04-09 |