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FR1529252A
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Electric clockwork mechanism, including battery-operated alarm clock
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US3472020A
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Electrically powered timepiece
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GB1085605A
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Improvements relating to electro-mechanical movements for clocks
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FR1484988A
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Electro-mechanical exhaust control
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FR1342727A
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Regulator drive with continuously running electric motor, for pendulums or the like
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FR1306516A
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Electric motor intended in particular for driving pendulums and other measuring devices
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FR401600A
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Electric device for remote ignition
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FR393577A
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Electric device for opening and closing gas valves
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FR387991A
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Device for electrically opening or closing a lighting gas valve
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DE525413C
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Plug with ball clamp lock for connecting the lead wire
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DE535264C
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Plug with conical terminal housed in the insulated handle
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