Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4504533 | Gypsum construction sheet with glass fiber/non-woven felt lining sheet | Herbert Altenhofer, Gerhard Neuhauser | 1985-03-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4504533 | Gypsum construction sheet with glass fiber/non-woven felt lining sheet | Herbert Altenhofer, Gerhard Neuhauser | 1985-03-12 |