Gas turbine engine duct blocker with rotatable vane segments
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Gas turbine engine duct blocker that includes a duct blocker rotor with a plurality of roller elements
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Method and system for presenting image data to a video output device
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Improvements in Metal Fire-bridges for the Furnaces of Steam Generators.
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A Snow Remover and Rail Cleaner for Tramways.
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Electric time-switch.
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Automatic time-switch.
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Improvements in and relating to Portable Wash-boilers and the like.
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Improvements in or connected with Pumps or Inflators for Pneumatic Vehicle Wheel Tyres.