Akira Iwamoto

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Seal containing age resistors for rolling bearing
- Patent number 5,695,198
- Issue date Dec 9, 1997
- NSK Ltd.
- Akira Iwamoto
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...