Yoshiaki Haga

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Toukai-mura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Water repellent coating composition, method for preparing the same,...
- Patent number 6,462,115
- Issue date Oct 8, 2002
- Nippon Telegraph and Telephone Corporation
- Masaya Takahashi
- C03 - GLASS MINERAL OR SLAG WOOL