Friction stir welding apparatus and friction stir welding method

Assignee

• Hitachi Power Solutions Co.

Inventors

• Koichi Ishiguro (6 patents)
• Shun Shinohara (4 patents)
• Kohei Funahara (4 patents)
• Shouzou Miyabe (3 patents)
• Iwao Nakajima (9 patents)

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