Hiroaki Sasa

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Fujisawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Rolling bearing unit with seal device
- Patent number 5,803,617
- Issue date Sep 8, 1998
- NSK Ltd.
- Yoshihisa Ohnuki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...