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Historical Patents: To Pin or Not to Pin

A destitute man was nervously twisting a brass wire in his work-shed, trying to think of something that would help him pay off his debt, when an idea struck him. The man was Walter Hunt, and the idea was a dress pin, which we know as the modern safety pin. In his patent filing for the safety pin, Hunt described the invention of “a pin made of one piece of wire or metal combining a spring, and clasp or catch,”…

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