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Operation of long-handled tools
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Patent number 5,054,278
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Issue date Oct 8, 1991
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Charles E. Thorndike
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Hand truck
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Patent number 5,017,080
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Issue date May 21, 1991
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Blue Arrown Enterprises, Inc.
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Charles E. Thorndike
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Log carrier
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Patent number 4,637,769
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Issue date Jan 20, 1987
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Charles E. Thorndike
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL