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Device for gas pressure welding
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Issue date Nov 9, 1999
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Hirohito Iguchi
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Autogenous portable welding apparatus
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Patent number 4,449,698
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Issue date May 22, 1984
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Uniox SRL Welding & Cutting
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Rinaldi Renato
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2125923
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Patent number 2,125,923
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2036733
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Patent number 2,036,733
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2036734
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Patent number 2,036,734
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1981624
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Patent number 1,981,624
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1979270
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Patent number 1,979,270
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Patent number 1,554,746
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Patent number 1,549,215
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1371540
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Patent number 1,371,540
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535723
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