Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4371486 | Method of filling the cavity of a building block with an aminoplast resin foam involving reduced adhesion of the resin to the filling apparatus | — | 1983-02-01 |
| 4299925 | Resin foams | — | 1981-11-10 |
| 4234698 | Method of making cured aminoplast foam | George Inverarity | 1980-11-18 |
| 4224423 | Resin manufacture | George Inverarity | 1980-09-23 |