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GB9013822D0
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Improvements relating to lcr meters and to a method of performance verification for lcr meters
|
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GB8800527D0
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Control arrangement for switched mode power supply
|
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GB8325703D0
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Power supply
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GB1549593A
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Radio frequency screening enclosures
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GB1556392A
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Frequency modulated signal generators
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GB1481786A
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Frequency control circuits
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GB1401292A
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Switchable attenuators
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GB1147078A
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Improvements in or relating to electrical apparatus
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GB1126252A
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Improvements in or relating to units for mounting electrical circuit components
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GB1059571A
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Improvements in or relating to electrical power supply apparatus
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GB1016672A
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Improvements in or relating to voltage stabilizing apparatus
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GB928466A
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Improvements in or relating to electric-circuit-controlling devices
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