Automatically operated valves; automatic pneumatic and electrical valves; automatic fire protection valves; automatic control valves and shutoff valves all for regulating the flow of gases and liquids; flow switches for monitoring and controlling the flow of gases and liquids; pressure switches and sensors for monitoring, controlling and switching hydraulic or pneumatic systems; fire sprinklers; fire sprinkler assemblies; sprinkler systems for fire protection, fire detection and extinguishment apparatus and control systems comprised of heat, smoke and flame detectors and sensors, automatic valves, electrical switches, fire alarms and fire sprinklers