Shuichi Aoyama

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Okayama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Cartridge handling hand of a cartridge system sliding valve apparat...
- Patent number 5,645,793
- Issue date Jul 8, 1997
- Shinagawa Refractories Co., Ltd.
- Kenji Yamamoto
- B22 - CASTING POWDER METALLURGY