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Weizhong Liu

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  • Guangdong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Angle-dependent interference pigments
    • Patent number 8,784,556
    • Issue date Jul 22, 2014
    • Shantou Longhua Pearl Lustre Pigments Co., Ltd.
    • Weizhong Liu
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents