Yukihiko Sato

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Tsu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of clamping rails for pressure welding the same and clamping...
- Patent number 4,753,424
- Issue date Jun 28, 1988
- Nippon Kokan Kabushiki Kaisha
- Yukihiko Sato
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas shield chamber for arc welding of rails
- Patent number 4,686,341
- Issue date Aug 11, 1987
- Nippon Kokan Kabushiki Kaisha
- Hirokazu Nomura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Gas-shielded arc welding apparatus
- Patent number 4,672,173
- Issue date Jun 9, 1987
- Nippon Kokan Kabushiki Kaisha
- Hirokazu Nomura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus for quenching butt-welded portion of rail
- Patent number 4,573,666
- Issue date Mar 4, 1986
- Nippon Kokan Kabushiki Kaisha
- Hirokazu Nomura
- C21 - METALLURGY OF IRON
Information Patent Grant
Method of controlling synchronized movement of backing shoe in auto...
- Patent number 4,273,987
- Issue date Jun 16, 1981
- Nippon Kokan Kabushiki Kaisha
- Hirokazu Nomura
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR