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Engraving machine
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Patent number D619649
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Issue date Jul 13, 2010
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Yuehting Chen
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D18 - Printing and office machinery
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Foldable stand
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Patent number 7,287,730
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Issue date Oct 30, 2007
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Yuehting Chen
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Cutter
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Patent number D508928
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Issue date Aug 30, 2005
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Yuehting Chen
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D15 - Machines not elsewhere specified
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Dry and wet cutting tile saw
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Patent number 6,782,882
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Issue date Aug 31, 2004
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Yuehting Chen
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Wet or dry tile saw
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Patent number D479539
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Issue date Sep 9, 2003
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Yuehting Chen
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D15 - Machines not elsewhere specified
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Stone cutter
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Patent number 6,494,198
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Issue date Dec 17, 2002
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Yuehting Chen
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Brick cutter
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Patent number D427213
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Issue date Jun 27, 2000
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Yuehting Chen
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D15 - Machines not elsewhere specified
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Brick cutter
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Patent number D418846
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Issue date Jan 11, 2000
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Yuehting Chen
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D15 - Machines not elsewhere specified