Hiroshi Hatakeyama

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of centering hollow cylindrical workpiece
- Patent number 4,196,523
- Issue date Apr 8, 1980
- Mitsubishi Jukogyo Kabushiki Kaisha
- Kazuto Nagata
- G05 - CONTROLLING REGULATING