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Shoe insole and generator
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Patent number 10,499,703
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Issue date Dec 10, 2019
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The Government of the United States, as represented by the Secretary of the Army
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Nathan Sharpes
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A43 - FOOTWEAR
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2849808
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Patent number 2,849,808
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Issue date Sep 2, 1958
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A43 - FOOTWEAR
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2043396
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Patent number 2,043,396
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Issue date Jun 9, 1936
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A43 - FOOTWEAR
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1710831
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Patent number 1,710,831
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Issue date Apr 30, 1929
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A43 - FOOTWEAR
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1620797
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Patent number 1,620,797
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Issue date Mar 15, 1927
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A43 - FOOTWEAR
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1520065
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Patent number 1,520,065
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Issue date Dec 23, 1924
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A43 - FOOTWEAR
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1516305
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Patent number 1,516,305
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Issue date Nov 18, 1924
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A43 - FOOTWEAR
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1504908
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Patent number 1,504,908
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Issue date Aug 12, 1924
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A43 - FOOTWEAR
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1380879
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Patent number 1,380,879
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Issue date Jun 7, 1921
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A43 - FOOTWEAR
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1261042
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Patent number 1,261,042
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Issue date Apr 2, 1918
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A43 - FOOTWEAR
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1226327
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Patent number 1,226,327
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Issue date May 15, 1917
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A43 - FOOTWEAR
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1160810
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Patent number 1,160,810
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Issue date Nov 16, 1915
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A43 - FOOTWEAR