Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440833 | Copper-laminated hard paper made of a fire resistant laminate | Arnold Franz | 1984-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4440833 | Copper-laminated hard paper made of a fire resistant laminate | Arnold Franz | 1984-04-03 |