Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4345002 | Novel intumescent composition and flame retardant articles treated therewith | Ray E. Smith, Richard R. Nicholson | 1982-08-17 |
| 4339357 | Intumescent composition | Richard R. Nicholson, Ray E. Smith | 1982-07-13 |