Hideyuki Udagawa

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cement composition containing dextrin
- Patent number 4,302,251
- Issue date Nov 24, 1981
- Denki Kagaku Kogyo Kabushiki Kaisha
- Hideyuki Udagawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES