Yoichiro Tominaga

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Carbon article manufacturing method
- Patent number 4,117,051
- Issue date Sep 26, 1978
- Nippon Carbon Co., Ltd.
- Toshikatsu Ishikawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES