Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874129 | Multi-laminate fragrance release device | William R. Pfister, Mary A. Sheeran | 1989-10-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874129 | Multi-laminate fragrance release device | William R. Pfister, Mary A. Sheeran | 1989-10-17 |