|
US3217652A
|
|
Fluid-actuated electrical apparatus to control motor speed
|
|
US3101670A
|
|
Fluid-actuated apparatus to control motor speed
|
|
US3065316A
|
|
Valve device actuated by fluid flow
|
|
US2842150A
|
|
Valve device responsive to fluid flow
|
|
US2752933A
|
|
Valve mechanism responsive to the flow of fluid
|
|
CA714852A
|
|
Fluid actuated electrical apparatus to control motor speed
|
|
CA582670A
|
|
Flow responsive valve
|
|
CA886896A
|
|
Apparatus responsive to flow of fluid with valve
|
|
CA682194A
|
|
Valve device actuated by fluid flow
|
|
CA785040A
|
|
Valve apparatus responsive to fluid flow
|
|
CA696144A
|
|
Fluid actuated apparatus to control motor speed
|
