Yutaka Arakida

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Hiroshima, JP

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Patents Grantslast 30 patents

Information Patent Grant
Corrosion-resistant and abrasive wear-resistant composite material...
- Patent number 4,427,446
- Issue date Jan 24, 1984
- Japan Steel Works, Ltd.
- Tsuyoshi Miura
- B22 - CASTING POWDER METALLURGY