Keinosuke IGUCHI

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC-RESISTANCE WELDED STEEL PIPE
- Publication number 20160222480
- Publication date Aug 4, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hideki HAMATANI
- C21 - METALLURGY OF IRON