GB142551A
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Improved means for indicating at a distance
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GB131701A
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Improvements relating to the Inflation of Balloons.
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GB128757A
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Improvements in Means for Indicating the Turning Movements of Aeroplanes and the like.
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GB118474A
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Improvements in Balloons.
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GB118472A
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Improvements in Balloons.
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GB128979A
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Improvements in or connected with Balloons.
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GB128304A
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Improvements in Balloons.
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GB127910A
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Improvements in Balloons.
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GB110720A
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A New or Improved Apparatus for Producing a Suction or Pressure Effect.
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GB127637A
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Improvements in or relating to Ripping Panels for Balloons and other Aerostats.
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GB127633A
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Improvements in or relating to Ripping Panels for Balloons and other Aerostats.
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GB109365A
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New or Improved Apparatus for Recording or Measuring Differences in Pressure between the Gas Contents of an Aerostat and the External Atmosphere.
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GB107509A
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Improvements in Devices for Guiding Flexible Connections for Operating Valves, Rip Panels and the like in Aerostats.
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GB110614A
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Improvements in or relating to Adjustable Marks or Scales for Aneroids, Air Speed Indicators, Magnetic Compasses and other Dial Instruments.
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GB125638A
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Improvements in Elastic Diaphragms for Pressure-operated Instruments.
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GB124827A
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A Combined Pressure and Static Head for Air Speed Indicators.
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GB124783A
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Improvements in Air Speed Indicators.
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GB191513953A
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Improvements in Hands or Indicating Fingers for Instruments.
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GB191509102A
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Improvements in or connected with Means for Indicating Variation in Direction of Wind.
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GB191509100A
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Improvements in or connected with Means for Indicating the Angle of Incidence of the Wind relatively to the Wings of Aeroplanes.
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