Andreas Gerdes

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Zurich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of integrally waterproofed concrete
- Patent number 6,139,622
- Issue date Oct 31, 2000
- Degussa-Huls AG
- Thomas Gobel
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES