Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278616 | 4,4'-Thiodiphenol-formaldehyde condensation products | James F. Feeman | 1981-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278616 | 4,4'-Thiodiphenol-formaldehyde condensation products | James F. Feeman | 1981-07-14 |