Common metals and their alloys, unwrought or semi-wrought; metal building materials, namely, soffits, fascia, ceiling boards, floor boards; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; pipes and tubes of metal; safes; metal ores; wire of common metal; windows of metal; roof windows of metal; chains of metal; couplings of metal for chains; junctions of metal for pipes; ferrules of metal for ducts, pipes, and tubes; pipe...

[ education services, namely, conducting classes and seminars in the field of construction and architecture; distributing course materials in connection therewith ]

Machine tools and power operated downhole tools for cutting metal tubular members in a borehole, namely, whipstocks, casing cutters, pilot mills, tapered mills, section mills, and multiple string cutters for use in wellbore construction and maintenance; cutting and orientation machines comprised of whipstocks, casing cutters, pilot mills, tapered mills, section mills, and multiple string cutters for cutting metal tubular members in a borehole, for use in wellbore construction and maintenance

downhole tools for use in casing milling, casing exiting, and wellbore construction and maintenance

interior and exterior wooden shutters for windows, doors and other openings