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Tilting nozzle relay
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US2825308A
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Fluid pressure relay
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DE714240C
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Control device for oil coolers, in particular for internal combustion engines in aircraft
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DE689860C
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Steam water trap with a heat-sensitive expansion body
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DE741369C
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Arrangement of measuring devices for upstream and downstream pressure on regulators, especially pressure regulators
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Automatic control device for hot water heating systems
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Thermostatic mixer
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DE601875C
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Pressure reducing valve
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DE609764C
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Gas pressure regulator
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DE582087C
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Milk heater
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DE582086C
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Milk heater
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DE564307C
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Gas pressure regulator with double seat valve and safety device
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DE563274C
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Gas pressure regulator with double seat valve and safety device
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DE549522C
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Pressure regulator for gas or the like
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DE559714C
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Gas pressure regulator with double seat valve and safety device
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DE534680C
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Pressure reducing valve
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DE585024C
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Regulating device for thermostats
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DE555739C
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Temperature controller
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DE531675C
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Steam water trap with bell float
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DE556830C
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Safety device on temperature regulators with electrical control contact
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