Hitoshi Nishimura

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Yamato, JP

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Patents Grantslast 30 patents

Information Patent Grant
Iron base Si--Mn alloy or iron base Si--Mn--Ni alloy having good cr...
- Patent number 5,968,449
- Issue date Oct 19, 1999
- Nippon Steel Welding Products & Engineering Co., Ltd.
- Koichi Aoki
- B22 - CASTING POWDER METALLURGY