Iphofen
Germany
2
2022-03-03
Bernd PIETSCHMANN from Iphofen, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
GYPSUM BUILDING MATERIAL WITH IMPROVED HIGH-TEMPERATURE RESISTANCE
BORON-FREE ANTI-SAGGING ADDITIVE FOR GYPSUM BUILDING MATERIALS
5262929 ⎘