Eiji Nakano

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Saikawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Thin high-strength article of spheroidal graphite cast iron and met...
- Patent number 4,990,194
- Issue date Feb 5, 1991
- Hitachi Metals, Ltd.
- Fumio Obata
- C21 - METALLURGY OF IRON