GB870547A
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Centrifugal electric switch for governing direct current motors
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DE1042088B
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Pole wheel for synchronous machines, especially synchronous motors starting asynchronously
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GB778505A
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Rotors for dynamo electric machines
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GB773501A
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Improvements in governors for dynamo-electric machines
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GB744936A
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Carrier current motor generators for voice frequency telegraph transmission
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GB723608A
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Electricity supply systems
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GB735307A
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Error corrector for electric generators
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GB716636A
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Improvements in tone generators
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GB656580A
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Improvements in stand-by electrical supply apparatus
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GB656596A
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Improvements in stand-by electrical supply apparatus
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GB647099A
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Cam followers for telephone and like contact springsets
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