Tomoyuki Nakamoto

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Iwakuni, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lignin composition, method of producing the same and dispersing age...
- Patent number 5,811,527
- Issue date Sep 22, 1998
- Nippon Paper Industries Co., Ltd.
- Hideaki Ishitoku
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES