6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
concrete construction-namely, concrete wall forms, ties, she-bolts; clamps; wall-forming accessories; hangers; screed supports; bridge overhang brackets; anchors; inserts; tilt-up accessories; reglets; building products namely, dovetail brick, furring and stone anchors, u-type stone anchors, wall anchorage channels, plates and anchors, wall ties, floor clips, expansible reed clips, channel clips, rigid reed clips, haunch stiffeners,furring clips, wall plugs, drive-in inserts, hanger hooks, hanger inserts, dovetail slots roof slab clips, and seat brackets; screed and load key joints; welded dowel assemblies; stakes; paving accessories, namely, mud jack tubes, dowel bar tubes, paper tubing, bar clips, mat chairs, dowels, and splice plates; and bar supports
19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; monuments, not of metal.
concrete construction-namely, concrete wall forms, ties, she-bolts; clamps; wall-forming accessories; hangers; screed supports; bridge overhang brackets; anchors; inserts; tilt-up accessories; reglets; building products namely, dovetail brick, furring and stone anchors, u-type stone anchors, wall anchorage channels, plates and anchors, wall ties, floor clips, expansible reed clips, channel clips, rigid reed clips, haunch stiffeners,furring clips, wall plugs, drive-in inserts, hanger hooks, hanger inserts, dovetail slots roof slab clips, and seat brackets; screed and load key joints; welded dowel assemblies; stakes; paving accessories, namely, mud jack tubes, dowel bar tubes, paper tubing, bar clips, mat chairs, dowels, and splice plates; and bar supports