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GB191423734A
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Improvements in Atmospheric Burners.
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GB191413216A
|
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Improvements in Petrol Air Gas Generating Machines.
|
|
GB191329274A
|
|
Improvements in Current Carrying Coils for Electro-magnetic Apparatus.
|
|
GB191216254A
|
|
Improvements in Baffles for Preventing Down Draughts in Flues.
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GB191127818A
|
|
Improvements in Thermostatic Regulating or Controlling Devices.
|
|
GB191122557A
|
|
Improvements in Ventilating-shaft Tops.
|
|
GB191117133A
|
|
Improvements in Blades for Fans, Ventilators and Propellers.
|
|
GB191028703A
|
|
Improvements in Water-heaters or Geysers.
|
|
GB191004790A
|
|
Improvements in the Production of Hot Water, and Apparatus therefor.
|
|
GB190727171A
|
|
Improvements in Electric Heating Apparatus for Water and other Liquids.
|
|
GB190718406A
|
|
Improvements in Electric Switches.
|
|
GB190717202A
|
|
Improvements in Water Heaters
|
|
GB190707102A
|
|
Improvements in Gas Heating Stoves or Radiators.
|
|
GB190414277A
|
|
An Improved Two Speed Gear for use with Bicycles and other Machines.
|
|
GB190405664A
|
|
An Improved Base or Wall Block to Facilitate the Erection of Electric Light Fixtures and Provide Better Insulation at their Bases.
|
|
GB190405285A
|
|
An Improved Combined Towel Airer and Radiator.
|
|
GB190320137A
|
|
Improvements in and relating to Electric Arc Lamps.
|
|
GB190312301A
|
|
Improvements in and relating to Electric Arc Lamps.
|
|
GB190309248A
|
|
Improvements in Boilers for the Supply of Boiling Water for Tea Making and the like.
|
|
GB190307868A
|
|
Improvements in Vapour Generators and Burners.
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