Kazuo Komatsu

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Ibaragi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cement compositions
- Patent number 5,443,635
- Issue date Aug 22, 1995
- Fujisawa Pharmaceutical Co., Ltd.
- Masashi Sugiyama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES