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Power unit
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Apparatus for measuring the state of compression of a liquid in a liquid vapor phasesystem
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System of control for pulverizer mills
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Pneumatic power cylinder and means for preventing over-travel of its piston
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System for the remote control of internal-combustion engines and clutches employed in ship propulsion
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Control system
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Pressure responsive ratio relay
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Pressure-actuated valve and vibration damping means therefor
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Pressure-responsive device
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Feed water control system for boiler furnaces
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Regulating apparatus and method
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Dishwashing machine
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Combustion control system
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Combustion control system
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Control system for pulverizer mills
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Apparatus for feeding water conditioning chemicals direct to boilers
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Control system for furnaces
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Pressure regulating device
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Control system for steam refrigerating systems
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Electric gauge and method for controlling the current output of grid controlled glow discharge tubes
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