Warren S. Johnson
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Warren Seymour Johnson was an American college professor who, frustrated by his inability to regulate individual classroom temperatures, invented a multi-zone pneumatic control system for this purpose
Warren Seymour Johnson
Patent Drawing for Heat Regulating Apparatus - Patent No. 542,733
Johnson Controls
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Johnson Controls International plc is an American-Irish multinational conglomerate headquartered in Cork, Ireland, that produces fire, HVAC, and security equipment for buildings. As of mid-2019, it em
Warren S. Johnson
…required temperature regulation. To manufacture and market his system, Johnson established the Johnson Electric Service Company, which eventually became Johnson Controls. Johnson was born in Leicester, Vermont, on November 6, 1847. His family moved to Wisconsin three years later, eventually settling in Menomonie, Dunn…
Johnson Controls office in Richmond Hill, Ontario
A Johnson Super-Sensitive Thermometer on an old air conditioning unit