Safety pin

Safety pin

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  • 3 Ways Open a Lock with Safety Pin

    YouTube 02:31
  • The Story of America's Most Forgotten Inventor

    YouTube 01:31
  • Forgotten History: The Remarkable Walter Hunt and His World Changing Inventions

    YouTube 11:53

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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