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GB191404211A
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Improvements in or relating to Means for Regulating the Reversal of Electric Motors, particularly applicable for use in connection with Elevators.
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GB191327665A
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Improvements in or relating to Speed Governors.
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GB191315682A
|
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Improvements in and relating to the Electric Control of Electric Motors.
|
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GB191315571A
|
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Improvements in or relating to Controlling Means for Electric Motors.
|
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GB191313315A
|
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Improvements in Alternating Current Electro-magnets.
|
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GB191303250A
|
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Improvements in and relating to Electric Motors particularly adapted for Hoisting Purposes.
|
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GB191303249A
|
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Improvements in and relating to the Electric Control of Alternating Current Motors.
|
|
GB191100498A
|
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Improvements in Controlling Apparatus for Electric Motors.
|
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GB190929132A
|
|
Improvements in or relating to Electrically Operated Ammunition Hoists or Gun Loading Systems.
|
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GB190807401A
|
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Improvements in Safety Apparatus for Lifts or Elevators.
|
|
GB190615607A
|
|
Improvements in Elevators or Lifts.
|
|
GB190605003A
|
|
Improvements in Controlling Devices for Electric Motors, applicable to the Motors of Elevators or Lifts and the like.
|
|
GB190603732A
|
|
Improvements in Stopping Devices for Elevators or Lifts.
|
|
GB190601077A
|
|
Improvements in Elevators or Hoists.
|
|
GB190520951A
|
|
Improvements in Electric Elevator or Lift Control Systems
|
|
GB190520950A
|
|
Improvements in Controlling Devices for Electric Motors applicable to the Motors of Elevators or Lifts and the like
|
|
GB190427352A
|
|
Improvements in Electric Controlling Apparatus.
|
|
GB190327921A
|
|
Improvements in Systems for the Automatic Control of Electric Motors.
|
|
GB190214862A
|
|
Improvements connected with Electrical Controlling Means for Elevators or Lifts and other Apparatus.
|
|
GB190208190A
|
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Improvements in Controlling Means for Electric Motors, the Invention being Applicable to Electric Elevators.
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