12 Motorized land vehicles for municipal purposes, in particular street sprinkling trucks, waste collection and transport vehicles; waste collection container being superstructural components for waste collection vehicles and waste transport vehicles; transport vehicles for ground mobil-ity systems and laying vehicles for ground mobility systems for commercial and military uses, and superstructural components for the aforesaid goods; vehicle seats; vehicle seatbelt height adjusters, aids for sitting-up straight and for leaving seats in vehicles being structural parts of vehicle seats; loading aids for vehicles, namely depts for attachment to land vehicles; lifting devices; swivel vehicle seats, including lift swivel vehicle seats; power-operated lifts specially adapted for vehicles for use with wheelchairs, seat slides specially adapted for vehicles; elec-tronic gear shift and multifunctional selection levers; electric parking brakes; gear shift lever extensions for motor vehicles; manual brake controls for land vehicles; steering wheel knobs for vehicles; steering wheel forks for vehicles; pedal attachments for motorcycles; bicycle pe-dal covers; adjustable tire treads for attachment to motor vehicles; systems for securing wheel-chairs in the nature of vehicle cargo storage bins and racks and ledging systems specially adapted to fit wheelchairs into vehicles; motor vehicle parts for land vehicles made of formed sheet metal being stamped, pressed and drawn metal parts, coated and/or welded, parts and fittings of plastic for land vehicles, namely, side covers, cross-members, frames and parts of frames, axle housings, auxiliary frames, bumpers, bumper crossbeams, crash boxes and con-necting rods for land vehicles, other than parts of motors and engines, in the nature of bearing brackets and suspension systems for vehicles, reinforcement parts and stays for vehicles, not of metal, gas and brake pedals for vehicles, underflooring structural parts and chassis being parts for vehicles, battery trays being structural parts for vehicles