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GB370546A
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Improvements in and relating to electrically operated clocks and time recorders
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GB364350A
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Improvements in or relating to electric clocks
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GB363453A
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Improvements in telephone calling arrangements, particularly for use in police alarmsystems
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GB312432A
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Improvements in and relating to electrical step by step mechanisms
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GB282175A
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Improvements in electric bell indicator systems
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GB258022A
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Improvements in electrical step-by-step mechanism
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GB252532A
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Improvements in syrens
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GB227288A
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Improvements in inductance or tuning coils
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GB217975A
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Improvements in electrical switches
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GB211726A
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Improvement in electrical terminals
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GB218341A
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Train position or progress indicators
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GB209590A
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Improvements in electrical impulse clocks and cases therefor
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GB209823A
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Synchronisation of clocks by wireless waves
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GB194541A
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Improvements in electric horns
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GB187139A
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Improvements in adjustable electrical contacts
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GB169305A
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Improvements in apparatus for the reception of electromagnetic waves
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GB164411A
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Improvements in and relating to means for reporting back, and, or, checking, the time shown by clocks
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GB160204A
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Improvements in electric clocks
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GB151057A
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Improvements in and relating to electrical step-by-step mechanisms, as used for propelling the hands of electrical impulse clocks
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GB146654A
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Improvements in spectacle cases
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