Regulating apparatus providing proportional band regulation with automatic reset andrate of action response to input signal

作者: Alfred A Markson

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参考文章(5)
Howard Alan, Condenser control apparatus ,(1939)
Robert R Donaldson, Pressure responsive ratio relay ,(1940)
Elmer H Hammond, Beck Rudolf, Pneumatic control system ,(1935)
John M Larson, Pneumatic control system ,(1937)