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Shuttlecock
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Patent number 8,105,185
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Issue date Jan 31, 2012
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Yonex Kabushiki Kaisha
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Kensuke Tanaka
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecock
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Patent number 7,258,635
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Issue date Aug 21, 2007
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Ulrich Wilhelm Brandes
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecock
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Patent number 6,227,991
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Issue date May 8, 2001
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William Charles Carlton
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecocks
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Patent number 5,853,340
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Issue date Dec 29, 1998
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Gordon Willis
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecock
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Patent number 5,421,587
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Issue date Jun 6, 1995
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Key Luck Industrial Corporation
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Liu Mao-Huang
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecock
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Patent number 4,538,818
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Issue date Sep 3, 1985
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Zimm Zamm AG
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J. Andrew Sinclair
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A63 - SPORTS GAMES AMUSEMENTS
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Model shuttlecock
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Patent number 4,509,761
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Issue date Apr 9, 1985
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Mau-Fan Liu
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecocks
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Patent number 4,305,589
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Issue date Dec 15, 1981
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Dunlop Limited
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Frank W. Popplewell
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A63 - SPORTS GAMES AMUSEMENTS
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Practice tennis device
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Patent number 4,101,128
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Issue date Jul 18, 1978
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Robert Yellen
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A63 - SPORTS GAMES AMUSEMENTS
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Shuttlecocks
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Patent number 3,993,310
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Issue date Nov 23, 1976
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Dunlop Limited
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Frank William Popplewell
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A63 - SPORTS GAMES AMUSEMENTS
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3904205
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Patent number 3,904,205
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A63 - SPORTS GAMES AMUSEMENTS
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3891215
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Patent number 3,891,215
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A63 - SPORTS GAMES AMUSEMENTS
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3831943
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A63 - SPORTS GAMES AMUSEMENTS
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3560128
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A63 - SPORTS GAMES AMUSEMENTS
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A63 - SPORTS GAMES AMUSEMENTS
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A63 - SPORTS GAMES AMUSEMENTS
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Patent number 3,100,116
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A63 - SPORTS GAMES AMUSEMENTS
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A63 - SPORTS GAMES AMUSEMENTS
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Patent number 2,815,956
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A63 - SPORTS GAMES AMUSEMENTS
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2761685
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A63 - SPORTS GAMES AMUSEMENTS
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2701138
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Patent number 2,701,138
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A63 - SPORTS GAMES AMUSEMENTS
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2632647
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Patent number 2,632,647
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A63 - SPORTS GAMES AMUSEMENTS
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2626807
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Patent number 2,626,807
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A63 - SPORTS GAMES AMUSEMENTS
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2626806
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Patent number 2,626,806
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A63 - SPORTS GAMES AMUSEMENTS
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2538348
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Patent number 2,538,348
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A63 - SPORTS GAMES AMUSEMENTS
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2302845
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Patent number 2,302,845
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A63 - SPORTS GAMES AMUSEMENTS