Hitoyoshi Yamaguchi

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for concurrent production of copper powder and a metal chloride
- Patent number 5,279,641
- Issue date Jan 18, 1994
- Nikko Fine Products Co., Ltd.
- Toshio Narisawa
- B22 - CASTING POWDER METALLURGY