Karl Freisinger

Follow

Person

Bad Hersfeld, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for making gypsum fiberboard
- Patent number 4,966,739
- Issue date Oct 30, 1990
- Babcock-BSH Aktiengesellschaft vormals Buttner-Schilde-Haas AG
- Josef Stipek
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES