Youichi Nagano

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Chigasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Conical roller bearing
- Patent number 4,478,463
- Issue date Oct 23, 1984
- Nippon Seiko Kabushiki Kaisha
- Toru Takai
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...