Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4183984 | Oil sorbent material made by opening cells of a closed cell foam | Donald E. Wiegand | 1980-01-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4183984 | Oil sorbent material made by opening cells of a closed cell foam | Donald E. Wiegand | 1980-01-15 |