21 all purpose portable household containers; cleaning accessories, namely, sponges, steel wool and fabric scourer pads, dust and scrub brushes, garbage pails, dustpans, mops, brooms, feather dusters, cloth dusters, and glove dusters, to maintain and clean, within electronically intelligent home and office workplaces, the audio, video, and data transmission equipment and systems, computerized hardware, computerized software, integrated devices, components, sensors, and integrated smart appliances; and abrasive liners for animal litter boxes