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US1073147A
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Illuminating device.
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GB191116147A
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Improvements in or relating to Apparatus for the Diffusion of Light.
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GB191116148A
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An Improved Method of and Apparatus for Increasing the Efficiency of a Source of Light.
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US968774A
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Long-distance lighting.
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GB190815746A
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Improvements in Long Distance Lighting
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GB190708807A
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Improvements in or relating to Exhaust and Signalling Apparatus of Motors for Motor Vehicles
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GB190607824A
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Improvements in, and relating to, the Production of Sounds for Indicators, Signals, and Musical Instruments.
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GB190607823A
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A New or Improved Device for Verifying the Ignition in Multiple-cylinder Internal Combustion Engines.
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GB190427503A
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Improvements in or relating to Head Lights for Vehicles, and the like.
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