Mitsuru Wakabayashi

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Nara-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sealing device for roller bearing
- Patent number 5,860,748
- Issue date Jan 19, 1999
- Koyo Seiko Co., Ltd.
- Tsuyoshi Okumura
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...