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GB191104602A
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A Process for the Closing of the Seams of Tubes by Means of Electrical Resistance Welding.
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GB190927560A
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Electro Magnetic Igniting Device for Arc Lamps.
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GB190901541A
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Means for Preventing Flickering in Arc Lamps with Parallel Carbons.
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GB190900506A
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Improvements in and relating to Apparatus for Supplying Gas and Liquids.
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GB190827143A
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An Arc Lamp with Pairs of Carbon arranged Tangentially to the Axis of the Lamp.
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GB190826967A
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New or Improved Time Relay for Electric Currents.
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GB190908570A
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New or Improved Time Relay for Electric Currents.
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GB190814513A
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An Improved Starting Switch for Electric Motors.
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GB190812656A
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Improvements in and relating to Arc Lamps.
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GB190812660A
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Improved Machine for Issuing Registration Certificates for Registered Letters, Postal Packets, or the like.
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GB190811064A
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Improvements in and relating to Starting Switches for Electric Motors.
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GB190724299A
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Process for Obtaining Cold Electric Light by Means of High Tension Electricity.
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GB190724027A
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Improvements in and relating to Arc Lamps.
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GB190723225A
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Improvements in and relating to Arc Lamps.
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|
GB190723199A
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Improvements in and relating to Arc Lamps.
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|
GB190723043A
|
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Improvements in and relating to Arc Lamps.
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GB189809416A
|
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Improvements in and relating to Oil and Gas Motors.
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GB189805077A
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Improvements in the Manufacture of Railway and like Buffer Casings.
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