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GB191300763A
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Improvements in Electrical Terminals.
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US1125711A
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Electrical measuring instrument.
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CA155258A
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Electrical measuring instrument
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GB191226241A
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Improvements in Moving Coil Electrical Measuring and like Instruments.
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GB191226242A
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Improvements in and connected with Moving Coil Electrical Measuring and like Instruments.
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GB191203454A
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Improvements in Electrical Measuring and Signalling Instruments of the Moving Coil Type.
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GB191201817A
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Improvements in, and relating to, Electric Switch Mechanism.
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GB191122740A
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Improvements in Ohmmeters.
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GB191122655A
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Improvements in Driving Mechanism of Portable Electric Generators.
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GB191122656A
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Improvements in and relating to Electrical Measuring Instruments having Moveable Coils.
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GB190623953A
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Improvements in Electrical Measuring Instruments of the Moving Coil Type.
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GB190612010A
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A Cost Indicator applicable for Electrical Meters.
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GB190611690A
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Improvements in Electric Switches
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GB190225526A
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Improved Construction of Case or Frame of Indicating Instruments and in Means for Fitting same.
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