PHOTOGRAPHIC PROCESSING EQUIPMENT APPARATUS AND ACCESSORIES-NAMELY, DEVELOPING EQUIPMENT, WASHERS, FUNNELS, FILTER SYSTEMS, THERMOMETERS, GRADUATES, DARKROOM LAMPS, TONGS, TRAYS, ROLLERS, SQUEEGEES, FOCUS FINDERS, MAGNIFIERS, EASELS, EXPOSURE COMPUTERS, PRINTERS, NEGATIVE FILES, DEVELOPING KITS, ENLARGING KITS, VIEWERS, TEST TARGETS, PISTOL GRIPS, CLEANING CLOTHS, AND COMPONENTS THEREOF