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Building a closed torus tire
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Patent number 3,989,564
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Issue date Nov 2, 1976
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The Goodyear Tire & Rubber Company
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John W. Touchette
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tire building drum
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Patent number 3,959,064
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Issue date May 25, 1976
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The Goodyear Tire & Rubber Company
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John W. Touchette
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Tire building drum
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Patent number 3,932,256
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Issue date Jan 13, 1976
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The Goodyear Tire & Rubber Company
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John W. Touchette
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL