Takefumi KICHIKAWA

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Kanagawa, JP

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Patents Applicationslast 30 patents

Information Patent Application
CROWN-SHAPED RETAINER FOR BALL BEARING, AND BALL BEARING
- Publication number 20240141954
- Publication date May 2, 2024
- NSK Ltd.
- Masahito MATSUI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CROWN-TYPE RETAINER FOR BALL BEARINGS, AND BALL BEARING
- Publication number 20240077109
- Publication date Mar 7, 2024
- NSK Ltd.
- Masahito MATSUI
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...