Building bricks and blocks; concrete articles; concrete segmental pavers; concrete poles, piles and bridge components; concrete beams and girders; concrete boardwalks and boardwalk systems; concrete decking and access ways; concrete crossings, wharfs and jetties and concrete components for the foregoing

Road vehicles, particlularly trucks, trailers, semi-trailers; bodies of trucks and of other road vehicles; bogies for road vehicles; weight distributing equipment for use on road vehicles; axles and other parts included in this class; of road vehicles particularly of trucks, trailers, semi-trailers or of bogies of such vehicles,