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Sharpening device
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Patent number 4,532,736
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Issue date Aug 6, 1985
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Harold C. Shinneman
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B24 - GRINDING POLISHING
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Wrench adapter
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Patent number 4,416,173
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Issue date Nov 22, 1983
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Russell, Burdsall & Ward Corporation
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Edward J. Rebish
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Bolt holding machine wrench
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Patent number 4,289,049
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Issue date Sep 15, 1981
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The Lamson & Sessions Co.
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Edward J. Rebish
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Molding machine clean out
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Patent number 4,135,569
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Issue date Jan 23, 1979
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Acme-Cleveland Corporation
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Leszek R. Drobnik
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B22 - CASTING POWDER METALLURGY