Rolf Bauregger

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Burgkirchen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Material comprising silicon and process for its manufacture
- Patent number 5,164,138
- Issue date Nov 17, 1992
- Heliotronic Forschungs- und Entwicklungsgesellschaft fur Solarzellen-Grundsto...
- Josef Dietl
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES