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Dual power recumbent tricycle
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Patent number 6,572,129
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Issue date Jun 3, 2003
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Gregory Bean
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Folding tricycle
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Patent number 6,520,525
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Issue date Feb 18, 2003
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Suk Kwon Yoon
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Index drive
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Patent number 5,860,333
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Issue date Jan 19, 1999
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Geng-Jin Feng
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Lawn mower starting device
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Patent number 5,285,693
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Issue date Feb 15, 1994
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Charles M. Sanders
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Lawn mower starting aid
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Patent number 5,253,540
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Issue date Oct 19, 1993
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Charles M. Sanders
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Motion converting means
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Patent number 4,912,996
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Issue date Apr 3, 1990
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Gotz Heidelberg
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F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Wheel chair
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Patent number 4,762,332
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Issue date Aug 9, 1988
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Yim; Byung D.
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Marn T. Seol
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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High speed cycle
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Patent number 4,421,334
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Issue date Dec 20, 1983
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Boris Efros
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Fan attachment for rocking chairs
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Patent number 4,277,224
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Issue date Jul 7, 1981
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Roy L. Lundgren
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A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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Windmill power generator
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Patent number 4,242,050
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Issue date Dec 30, 1980
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Richard M. Oakes
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F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...