Issued Patents 1982
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| PP4959 | Chrysanthemum plant | William E. Duffett | 1982-11-30 |
| PP4960 | Chrysanthemum plant | William E. Duffett | 1982-11-30 |
| PP4921 | Chrysanthemum plant | William E. Duffett | 1982-11-02 |
| PP4897 | Chrysanthemum plant | William E. Duffett | 1982-10-19 |
| PP4883 | Chrysanthemum plant | William E. Duffett | 1982-08-31 |