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Method of footwear manufacture
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Patent number 5,032,330
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Issue date Jul 16, 1991
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Ro-Search, Inc.
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Horace Auberry
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Footwear
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Patent number 4,233,758
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Issue date Nov 18, 1980
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Ro-Search, Inc.
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Horace Auberry
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A43 - FOOTWEAR
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Method of manufacture of footwear
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Patent number 4,073,023
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Issue date Feb 14, 1978
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Ro-Search, Inc.
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Anton Liebscher
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Footwear
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Patent number 4,003,145
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Issue date Jan 18, 1977
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Ro-Search, Inc.
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Anton Liebscher
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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