Usaburo Yano

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mortar or concrete composition
- Patent number 6,878,200
- Issue date Apr 12, 2005
- Shin-Etsu Chemical Co., Ltd.
- Masafumi Kikuchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
Mortar or concrete composition
- Publication number 20050000392
- Publication date Jan 6, 2005
- Shin-Etsu Chemical Co., Ltd.
- Masafumi Kikuchi
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES