Yoshiaki Kanai

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Non-magnetic high hardness austenitic stainless steel
- Patent number 4,851,059
- Issue date Jul 25, 1989
- Nippon Steel Corp.
- Hidehiko Sumitomo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...