GB136282A
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Improvements in Electric Accumlators.
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GB123701A
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Improvements in the Moulds and Method of Casting Grids for Accumulator Electrodes.
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GB123110A
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Improvements in Electric Accumulators.
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GB112655A
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Improvements in Dynamo Electric Machines.
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GB105100A
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Improvements in Portable Electric Battery Lamps.
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GB104535A
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Improvements in Dynamo Electric Machinery.
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GB191505240A
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Improvements in Joints of Pipes and Couplings applicable to Electrical Conduit Fittings and like purposes.
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GB191501525A
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Improvements in Construction of Electric Batteries.
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GB191423189A
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Improvements in Apparatus for Charging Electric Accumulators.
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GB191302269A
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Improvements in Electrodes for Electric Accumulators.
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GB191224443A
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Improvements in Cases applicable for Electric Batteries, Preserving Food, and other purposes.
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GB191305073A
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Improvements in Portable Electric Battery Lamps.
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GB191205170A
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Improvements in Portable Electric Battery Lamps.
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GB191204974A
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Improvements in Electrically Operated Means or Devices for Exhibiting Advertisements, Pictures, Notices or the like.
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GB191106257A
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Improvements in Apparatus for Generating Electricity on Motor Driven Vehicles and the like.
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GB191104019A
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Improvements in Electric Connections and Switch Control.
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GB191020891A
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Improvements in Vent Plugs.
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GB191003185A
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Improvements in Portable Electric Battery Lamps.
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GB190929511A
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Improvements in Separators of Electrodes in Galvanic Batteries.
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US916320A
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Secondary battery.
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