Niichi Toyama

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Ichihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Epoxy resin composition and construction material containing the sa...
- Patent number 4,626,562
- Issue date Dec 2, 1986
- Dainippon Ink and Chemicals, Inc.
- Masatoshi Motomura
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES