Beard, Chester S.
Final control elements valves and actuators - 1st ed. - Philadelphia Rimbach Publications Division 1969 - 359 p. ill. 24 cm.
Control system : Valves and actuators
629.8 / BEA/1969
Final control elements valves and actuators - 1st ed. - Philadelphia Rimbach Publications Division 1969 - 359 p. ill. 24 cm.
Control system : Valves and actuators
629.8 / BEA/1969