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Welding method
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Patent number 5,466,316
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Issue date Nov 14, 1995
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Hardigg Industries, Inc.
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James S. Hardigg
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Welding apparatus
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Patent number 5,296,075
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Issue date Mar 22, 1994
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Hardigg Industries, Inc.
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James S. Hardigg
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Size trimmer
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Patent number 4,553,464
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Issue date Nov 19, 1985
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Hardigg Industries, Inc.
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Edward W. Turner
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Seam roller
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Patent number 4,337,024
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Issue date Jun 29, 1982
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Hardigg Industries, Inc.
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Edward W. Turner
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Sliding seal battery cover
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Patent number 4,331,748
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Issue date May 25, 1982
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Hardigg Industries, Inc.
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James S. Hardigg
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H01 - BASIC ELECTRIC ELEMENTS