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GB477390A
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Improvements in coin-freed electric switches
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|
GB465116A
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Electric coupling device for tapping supply mains
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GB429738A
|
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A ceramic covering for electrical flat-irons
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GB404528A
|
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Improvements relating to quick-action electric switches
|
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GB387948A
|
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Excess electric current switch
|
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GB390670A
|
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Excess current electric switches
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GB387213A
|
|
Improvements in automatic electric switches, more particularly of plug form
|
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GB387750A
|
|
Improvements in automatic screw-plug switches or cut-outs
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