Yoichi Shibata

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Simultaneous multi-point sounding apparatus
- Patent number 4,515,350
- Issue date May 7, 1985
- Nippon Kokan Kabushiki Kaisha
- Yoichi Shibata
- C21 - METALLURGY OF IRON