Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4769109 | Relatively inexpensive thermoformable mat and rigid laminate formed therefrom | Andrew J. Manning, Douglas C. Woerner | 1988-09-06 |
| 4769274 | Relatively inexpensive thermoformable mat of reduced density and rigid laminate which incorporates the same | Andrew J. Manning, Douglas C. Woerner | 1988-09-06 |