73309026
May 6, 1981
Mar 15, 1983
Programmable Microprocessor Systems Comprising an Operator's Unit, Operator's Interface, Report Printer, and Electronic Terminal Strips, which by Optical, Photographic, Mechanical, Electrical and Electronic Means, Supervise, Control and Regulate Lighting, Heating, Ventilating, Steam Generating, Cooking, Cooling, Drying, Air Conditioning, Sanitation, Signaling, Recording, and Wiring
Electrical and Scientific Apparatus