Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826884 | Flame retardant polyurethane foams resistant to cigarette smoldering ignition | Oscar M. Grace, Theodore M. Smiecinski | 1989-05-02 |
| 4810729 | Flexible flame resistant polyurethane foams | Pauls Davis, Oscar M. Grace | 1989-03-07 |