Reinhold Janssen

Follow

Person

Tonisforst, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Zirconium silicate brick and method for its production
- Patent number 5,407,873
- Issue date Apr 18, 1995
- Dyko Industriekeramik GmbH
- Edmund Goerenz
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES