Michihiro Kashiwa

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Shutoff-opening device
- Patent number 5,983,933
- Issue date Nov 16, 1999
- Ohmi; Tadahiro
- Tadahiro Ohmi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...