Photocopy machines; Casings and casing parts for electrical equipment, namely, housing for switching apparatus; Occupancy sensors, namely, electronic devices which detect the presence of occupants and control the lighting system accordingly; Valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, heating, cooling installations or machines; Pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems; Power supp...