Bicycle chains; Bicycles; Transmissions for land vehicles; Gearing for land vehicles; Automobile chains; Gear boxes for land vehicles; Gears for cycles; Driving chains for land vehicles; Transmission chains for land vehicles; Connecting rods for land vehicles, other than parts of motors and engines; Transmission shafts for land vehicles; Chains for driving motorcycles; Spokes for bicycles, cycles; Electric vehicles; Propulsion mechanisms for land vehicles; Anti-skid apparatus for vehicles; Couplings for land vehicles; Treads for vehicles (roller belts); Treads for vehicles (tractor type); Reduction gears for land vehicles; Aeronautical apparatus, machines and appliances