19 Non-metal building construction materials used in connection with cable trays, namely, nonmetal cable trays, electrical instrument trays in the nature of cable trays, electrical instrument stands in the nature of non-metal posts, wireways in the nature of cable trays, strut/channel frames, splice plates, connector plates, window clamps, swivel clamps, clevis hangers, support racks, post bases, threaded rods, cable tray splice plates, covers, divider strips, dropouts, blind ends, adapters being connectors, hold-down clips, marine rungs, strut rungs, swivel clamps, and cable tray fasteners, used in building construction; nonmetal third rail cover boards; non-metal rigid pipes, pipe fittings, pipe linings, and pipe ducting made of plastics, fiberglass, and laminates; rigid plastic and reinforced fiberglass pipes, and plastic and reinforced fittings therefor, namely, linings and ducts, all for handling corrosive liquids and gases
Trademark: 85275111
