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Foldable supporting device
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Patent number 8,348,207
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Issue date Jan 8, 2013
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Chen-Chung Wang
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Air pump having minimum number of parts
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Patent number 6,722,306
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Issue date Apr 20, 2004
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Team Worldwide Corporation
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Kenneth Wang
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Self-inflating mattress
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Patent number 6,219,868
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Issue date Apr 24, 2001
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Team Worldwide Corp.
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Kenneth Wang
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Air pump of simple structure
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Patent number 6,120,264
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Issue date Sep 19, 2000
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Team Worldwide Corp.
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Kenneth Wang
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Air pump
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Patent number 5,827,052
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Issue date Oct 27, 1998
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Team Worldwide Corporation
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Kenneth Wang
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Inflatable boat
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Patent number 5,713,294
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Issue date Feb 3, 1998
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Team Worldwide Corporation
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Kenneth Wang
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT