The Clapper History: Please Clap For Home Automation
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The Clapper, The Original Home Automation Sound Activated Device, On/Off Light Switch, Clap Detection - Kitchen Bedroom TV Appliances - 120v Wall Plug Smart Home Technology, As Seen On TV Home Gift
1895-96 - Maine.gov
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The Clapper history: How its patents found their way into smart home technology.
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The Gadget We Miss: The Clapper. Clap On! Clap Off! At least, that was…, by Richard Baguley, People & Gadgets
How to Install a Smart Switch
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