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Shoes and process for producing same
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Patent number 6,041,520
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Issue date Mar 28, 2000
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Aoki Safety Footwear Co., Ltd
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Minoru Aoki
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Shoes and process for producing same
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Patent number 5,946,755
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Issue date Sep 7, 1999
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Aoki Safety Footwear Co., Ltd
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Minoru Aoki
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL