Shiro Nakadaira

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Tsuchiura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thrust bearing
- Patent number 4,639,146
- Issue date Jan 27, 1987
- Hitachi, Ltd.
- Masahiro Yoshioka
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...