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Hand-held vacuum cleaner with power brush
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Patent number 4,928,346
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Issue date May 29, 1990
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Black & Decker Inc.
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Donald E. Elson
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Cordless vacuum cleaner with power brush
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Patent number 4,841,594
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Issue date Jun 27, 1989
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Black & Decker, Inc.
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Donald E. Elson
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Air-powered vacuum cleaner floor tool
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Patent number 4,300,262
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Issue date Nov 17, 1981
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Black & Decker Inc.
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Stanley J. Rodowsky
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...