Kazuo Yoshikawa

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Patents Grantslast 30 patents

Information Patent Grant
Civil engineering and construction grade fibrous reinforcing materi...
- Patent number 5,424,124
- Issue date Jun 13, 1995
- Showa Denko K.K.
- Kazuo Yoshikawa
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES