21 LIGHTING AND FLOODLIGHTING FIXTURES; SUPPORTS AND STANDARDS; AND ACCESSORIES THEREFOR AND PARTS THEREOF-NAMELY, MAST FITTERS, TOP TENON ADAPTERS, SURFACE MOUNTING BRACKETS, CROSSARMS, EXTENSION BRACKETS, ADAPTER BRACKETS, WALL BOXES, DECORATIVE GROUND MOUNTING FRAMES, PHOTOCELL MOUNTS, PHOTOCELLS, INTERNAL AND EXTERNAL LOUVERS, POLE TOP MOUNTING BRACKETS, DECORATIVE TRIMS, PLASTER FRAMES, AND GALVANIZED FRAMES