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When were switches first used on mains sockets?
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3rd Mar 2021, 9:57 pm
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gramophone1
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Join Date: Apr 2018
Location: Tyne and Wear, UK.
Posts: 168
When were switches first used on mains sockets?
Could someone please tell me when on/off switches were added to uk plug sockets ?
Apologies to the moderators if I have posted this in the wrong place.
Thanks in advance for any replies . . . .
gramophone1
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