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Variable speed pulley
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Patent number 4,398,899
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Issue date Aug 16, 1983
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The J. B. Foote Foundry Co.
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Thomas D. Wood
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Variable speed, multiple component pulley
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Patent number 4,391,595
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Issue date Jul 5, 1983
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The J. B. Foote Foundry Co.
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Thomas D. Wood
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball shift mechanism
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Patent number 4,340,134
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Issue date Jul 20, 1982
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The J. B. Foote Foundry Co.
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Garry K. Reiss
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...