Yoshitaka Natsume

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Kariya, JP

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Patents Grantslast 30 patents

Information Patent Grant
Bearing steel
- Patent number 5,403,545
- Issue date Apr 4, 1995
- Aichi Steel Works, Ltd.
- Yatsuka Takata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...