Hirofumi Yamaguchi

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Fukuoka, JP

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Patents Applicationslast 30 patents

Information Patent Application
ELECTRODE FOR ELECTRIC DISCHARGE MACHINING
- Publication number 20130264314
- Publication date Oct 10, 2013
- NIPPON TUNGSTEN CO., LTD.
- Hirofumi Yamaguchi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...