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GB587268A
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Improvements in the manufacture of ceramic bodies
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GB592150A
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An improved form of electric connector device
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GB591738A
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A tool for localised electric high frequency heating of insulating materials
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GB591385A
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An improved arrangement for protecting a thermionic valve against excessive current
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US2385137A
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Preparation of diamond dies for wire drawing
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GB600077A
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Improved apparatus for the automatic adjustment of an electric circuit to produce a maximum effect
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US2404191A
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Dielectric heating electrode
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GB589991A
|
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Improvements relating to cross-overs for overhead conductor systems for electric traction
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GB589412A
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Improvements in electric condensers
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GB589172A
|
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An improved joint or termination for an electric cable
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GB588279A
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An improved machinery guard
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US2402437A
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Lacquer
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GB586903A
|
|
Improvements in the manufacture of ceramic bodies
|
|
GB576411A
|
|
Improvements in electric cables
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GB580717A
|
|
Improvements in or relating to electric current collectors
|
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GB583582A
|
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Improvements in electric conductors for carrying high frequency currents
|
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GB577845A
|
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Improvements in or relating to electric switchboards and the like
|
|
GB576017A
|
|
Improvements relating to fittings for overhead electric traction systems
|
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GB581106A
|
|
An improved scale graduating device
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GB580023A
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Improvements in time-delay electric switching arrangements
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