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SJSque | 3 years ago
Just in case any of you were thinking of patenting this idea, I'm afraid that someone beat you to it: https://patents.google.com/patent/US3216423A/en
SJSque | 3 years ago
Just in case any of you were thinking of patenting this idea, I'm afraid that someone beat you to it: https://patents.google.com/patent/US3216423A/en
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