Hans Tschernuth

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Villach, OE

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Patents Grantslast 30 patents

Information Patent Grant
Method for production of cement-bonded molded articles particularly...
- Patent number 3,981,950
- Issue date Sep 21, 1976
- Osterreichisch-Amerikanische Magnesit Aktiengesellschaft
- Fridolin Pletzer
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES