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Double-bow shoe lace device
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Patent number 6,536,086
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Issue date Mar 25, 2003
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Kun-Chung Liu
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Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
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3197833
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Patent number 3,197,833
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Issue date Aug 3, 1965
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A43 - FOOTWEAR
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2913793
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Patent number 2,913,793
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Issue date Nov 24, 1959
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A43 - FOOTWEAR
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1487958
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Patent number 1,487,958
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Issue date Mar 25, 1924
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A43 - FOOTWEAR
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1444916
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Patent number 1,444,916
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Issue date Feb 13, 1923
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A41 - WEARING APPAREL
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1359018
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Patent number 1,359,018
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Issue date Nov 16, 1920
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A43 - FOOTWEAR
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1248798
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Patent number 1,248,798
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Issue date Dec 4, 1917
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A43 - FOOTWEAR
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1240271
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Patent number 1,240,271
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Issue date Sep 18, 1917
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A43 - FOOTWEAR
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1138535
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Patent number 1,138,535
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Issue date May 4, 1915
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A43 - FOOTWEAR
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1094357
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Patent number 1,094,357
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Issue date Apr 21, 1914
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A43 - FOOTWEAR
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1090942
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Patent number 1,090,942
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Issue date Mar 24, 1914
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A43 - FOOTWEAR
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991443
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Patent number 991,443
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Issue date May 2, 1911
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A43 - FOOTWEAR
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914628
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Patent number 914,628
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Issue date Mar 9, 1909
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A43 - FOOTWEAR
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901694
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Patent number 901,694
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Issue date Oct 20, 1908
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A43 - FOOTWEAR
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888454
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Patent number 888,454
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Issue date May 26, 1908
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A43 - FOOTWEAR
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887942
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Patent number 887,942
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Issue date May 19, 1908
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A43 - FOOTWEAR
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832107
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Patent number 832,107
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Issue date Oct 2, 1906
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A43 - FOOTWEAR
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799044
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Patent number 799,044
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Issue date Sep 12, 1905
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A43 - FOOTWEAR
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786406
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Patent number 786,406
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Issue date Apr 4, 1905
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A43 - FOOTWEAR
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759049
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Patent number 759,049
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Issue date May 3, 1904
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A43 - FOOTWEAR
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706213
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Patent number 706,213
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Issue date Aug 5, 1902
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A43 - FOOTWEAR
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673669
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Patent number 673,669
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Issue date May 7, 1901
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A43 - FOOTWEAR
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640609
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Patent number 640,609
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Issue date Jan 2, 1900
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A43 - FOOTWEAR
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625483
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Patent number 625,483
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Issue date May 23, 1899
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A43 - FOOTWEAR
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603052
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Patent number 603,052
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Issue date Apr 26, 1898
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A43 - FOOTWEAR
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413882
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Patent number 413,882
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Issue date Oct 29, 1889
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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371357
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Patent number 371,357
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Issue date Oct 11, 1887
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A43 - FOOTWEAR