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Flux cored arc welding electrode
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Patent number 5,369,244
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Issue date Nov 29, 1994
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The Lincoln Electric Company
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Karl J. Kulikowski
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Flux cored gas shielded electrode
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Patent number 5,365,036
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Issue date Nov 15, 1994
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The Lincoln Electric Company
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Dennis D. Crockett
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Cored electrode with fume reduction
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Patent number 5,233,160
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Issue date Aug 3, 1993
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The Lincoln Electric Company
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Ronald J. Gordish
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Cored type electrode welding
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Patent number 3,947,655
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Issue date Mar 30, 1976
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The Lincoln Electric Company
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John Gonzalez
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR