Shigeaki Yamamoto

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Shielded metal arc welding electrode for Cr-Mo low alloy steels
- Patent number 4,503,129
- Issue date Mar 5, 1985
- Kabushiki Kaisha Kobe Seiko Sho
- Naoki Okuda
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR