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10/04/1849 Safety pin


3 Ways Open a Lock with Safety Pin


The Story of America's Most Forgotten Inventor


Forgotten History: The Remarkable Walter Hunt and His World Changing Inventions

Walter Hunt patented a pin which includes a simple spring mechanism and a clasp. He sold his invention for $400. However, safety pins existed prior to this patent. They were already patented in Great Britain. During the emergence of punk rock in the late seventies, safety pins became associated with the genre.
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