Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382757 | Molding apparatus for expanding beads of polystyrene material | Richard N. Roy, Clerval Labbe | 1983-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4382757 | Molding apparatus for expanding beads of polystyrene material | Richard N. Roy, Clerval Labbe | 1983-05-10 |