Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4443969 | Mushroom casing composition and process | William A. Hanacek, Angus B. Mackenzie | 1984-04-24 |
| 4337594 | Mushroom casing composition and process | William A. Hanacek, Angus B. Mackenzie | 1982-07-06 |