Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4289580 | Heat seal fibrous web and method of its manufacture | Colin Elston, Herbert A. Hoffman | 1981-09-15 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4289580 | Heat seal fibrous web and method of its manufacture | Colin Elston, Herbert A. Hoffman | 1981-09-15 |