Chuzo Sudo

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Steel wire for use in stranded steel core of an aluminum conductor,...
- Patent number 4,525,598
- Issue date Jun 25, 1985
- Sumitomo Metal Industries, Ltd.
- Takashi Tsukamoto
- C21 - METALLURGY OF IRON