Gas shield chamber for arc welding of rails

Assignee

• Nippon Kokan Co.
• Nippon Kokan Koji

Inventors

• Hirokazu Nomura (46 patents)
• Yukihiko Sato (106 patents)
• Yasuhiko Nishi (16 patents)
• Mizuho Higurashi (2 patents)
• Saburo Mori (4 patents)

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