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Jamming methods and apparatus
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Patent number 9,764,220
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Issue date Sep 19, 2017
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Massachusetts Institute of Technology
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Steven Keating
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E04 - BUILDING
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Inflatable snowshoe
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Patent number 6,763,617
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Issue date Jul 20, 2004
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James R. Stafford
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A63 - SPORTS GAMES AMUSEMENTS
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Recreational devices
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Patent number 6,467,560
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Issue date Oct 22, 2002
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DirtThingz (NZ) Ltd.
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Glenn James Anderson
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A63 - SPORTS GAMES AMUSEMENTS
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-
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Turf board
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Patent number 5,868,408
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Issue date Feb 9, 1999
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M & R Innovations LLC
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Shawn T. Miller
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A63 - SPORTS GAMES AMUSEMENTS
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Skateboard type vehicle
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Patent number 5,819,865
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Issue date Oct 13, 1998
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Graham Ross Cowley
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A63 - SPORTS GAMES AMUSEMENTS
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Sports conveyance
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Patent number 5,551,717
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Issue date Sep 3, 1996
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John De Courcey Milne
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A63 - SPORTS GAMES AMUSEMENTS
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Coaster board
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Patent number 5,474,314
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Issue date Dec 12, 1995
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James Lehman
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A63 - SPORTS GAMES AMUSEMENTS
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Inflated shoe
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Patent number 4,676,009
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Issue date Jun 30, 1987
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Robert E. Davis
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A43 - FOOTWEAR
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-
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Mud walker
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Patent number 4,525,941
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Issue date Jul 2, 1985
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George F. Ruth
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3777324
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Patent number 3,777,324
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Issue date Dec 11, 1973
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B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
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3619957
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Patent number 3,619,957
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Issue date Nov 16, 1971
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A63 - SPORTS GAMES AMUSEMENTS
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3423852
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Patent number 3,423,852
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Issue date Jan 28, 1969
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A43 - FOOTWEAR
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2350130
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Patent number 2,350,130
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Issue date May 30, 1944
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A63 - SPORTS GAMES AMUSEMENTS