|
GB190525485A
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Improvements in Checking Apparatus suitable for Checking the Time of Workmen.
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GB190328373A
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Improvements in Illuminated Signs or Transparencies.
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Electric cable.
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Manufacture of electric cables.
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GB190118179A
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Improvements in Electric Cables.
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Improvements in the Manufacture of Electric Cables.
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Improved Telephone Systems for Common or Party Telephone Lines, and Switch Devices for use therein.
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GB189402514A
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Improvements in or relating to Electric Bells.
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