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| Application No. | Application Title | Issue Date |
| 20100314852 | DUAL RIDING AND DRIVING TRICYCLE IN JUXTAPOSING LINK The present invention provides a dual riding and driving tricycle in juxtaposing link, particularly for one that can be pedaled by two drivers in side-by-side coordination manner so that the drivers and tricycle will incline integrally without tumbling or overturning po... | 12/16/2010 |
| 20080048410 | Bicycle tube connector A bicycle tube connector is a hollow body formed by the coupling of a left shell and a right shell. The tube connector further comprises a transverse rotational shaft connected with two branches of a chain stay, a down tube hole for retaining an obliquely downward down ... | 02/28/2008 |
| 20080039289 | SELF-PROPELLED TREADMILL RECREATIONAL VEHICLE An operator-propelled, four-wheel vehicle uses a treadmill to drive two rear wheels through a bicycle type derailleur and sprocket gear shifter which provides gear changing capability. The front wheels, each of which have disk brakes, are steered by an automotive type s... | 02/14/2008 |
| 20070108716 | Trial bidirectional wheels, tires and vehicles A vehicle, wheel and tire combination with multiple lead right and left hand spiral screw thread treaded tires capable of traversing all types of terrain from hard surfaces, through snow, sand, dirt, twilight area mud, deep mud, bogs and water, by pivoting the wheels an... | 05/17/2007 |
