Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4342841 | Polyamide polyurethane prepared by reaction of polyisocyanate with a 1,1-diamino ethylene | Dale F. Regelman | 1982-08-03 |
| 4338428 | Novel polyamides from ketene-aminals | Dale F. Regelman | 1982-07-06 |
| 4321333 | Polyurethane prepared from polyisocyanate blend | Robert J. Lockwood | 1982-03-23 |