I think we really oughta make this fashionable again, don't you?
Links and stuff down below!

First, the patents!

Aladdin's Fantastical Lamp;
https://patents.google.com/patent/US2...
Scott M Kunen's not-original patent;
https://patents.google.com/patent/US4...
Sylvania's Pushless Pushbutton;
https://patents.google.com/patent/US2...

And in case you want to peruse the datasheet of the modern chip, here's one place to do it;
https://www.digchip.com/datasheets/pa...

Here are the other links I usually put here;
Technology Connextras (the second channel that stuff goes on sometimes):
   / @technologyconnextras  
Technology Connections on Twitter:
  / techconnectify  
The TC Subreddit
  / technologyconnections  

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