Noriyuki Nakajima

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Ogasa-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Non-austemper treated spheroidal graphite cast iron
- Patent number 6,866,726
- Issue date Mar 15, 2005
- Asahi Tec Corporation
- Katsumi Suzuki
- C21 - METALLURGY OF IRON