Yoshihiko Ohama

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Curable polymer mortar or concrete compositions
- Patent number 5,447,984
- Issue date Sep 5, 1995
- Takemoto Yushi Kabushiki Kaisha
- Yoshihiko Ohama
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES