Takayuki Azuma

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Toyonaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing mesocarbon microbeads and method for quality co...
- Patent number 5,395,562
- Issue date Mar 7, 1995
- Osaka Gas Company, Ltd.
- Yoshiteru Nakagawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES