Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315050 | Laminates structure of an expanded core panel and a flat sheet of material which does not easily bond and a process for making the same | — | 1982-02-09 |
| 4315051 | Process for expanding thermoformable materials having clear surfaces and the resultant products | — | 1982-02-09 |