Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5395685 | Gypsum board comprisiing linings made of glass fiber non-wovens coated with an inorganic cement binder | Harro Seth, Claus-Peter Berneth | 1995-03-07 |
| 4504533 | Gypsum construction sheet with glass fiber/non-woven felt lining sheet | Herbert Altenhofer, Engelbert Wintzheimer | 1985-03-12 |