Combination exercise and land travel device
Compact snow vehicle
Compact snowmobile
Conical worm gear for a multi-speed bicycle drive mechanism
Connecting flange for transmission elements of cycles and...
Convertible off-road tracked vehicle
Convertible ski-supported vehicle
Convertible vehicle
Coupling means for a bicycle
Crank apparatus for bicycles and the like
Crank with freewheel
Crankset device
Crankset without dead centre point, and assembly comprising...
Cruisecycle
Cycle
Cycle crank
Cycle driven by a body in the lying position
Cycle pedal
Cycle propelled by pedal and saddle movement
Cycle with auxiliary propulsion