Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4795764 | Poly(oxyalkylene) poly(aliphatic isocyanate) prepolymer and polyurea polymer derived therefrom by reaction with polyamine | Roger R. Alm, Irvin F. Dunsmore | 1989-01-03 |