Metal doors and metal accessories for doors, namely, door handles, non-electric door openers in the nature of handles, non-electric door closers in the nature of handles, door fittings, door frames, door cases, door scrapers, namely, door panels on the bottom of the door, door springs, door stops, door panels, door bolts, runners of metal for sliding doors, hinges including door hinges; accessories and parts for all of the foregoing sold as a unit therewith

ELECTRICAL AND POWER ENGINEERING, DESIGNING AND INSTALLING OF RAILROAD ELECTRICAL SYSTEMS, NAMELY, OVERHEAD CATENARY POWER CABLES AND TRANSMISSION LINES, COMMUNICATIONS AND SIGNALING EQUIPMENT, MICROWAVE TOWERS, FLOOD-LIGHTING, BRIDGES, POWER SUBSTATIONS, ELECTRICAL CONTROL EQUIPMENT AND GENERAL ELECTRICAL ENGINEERING