Paper Clip

MM403 invented in the 19th century
A paper clip is a small device that is used to fasten pieces of paper together, and it’s usually made of steel wire or plastic. The first paper clip patent was granted to Samuel B Fay in the United States in 1867. The clip was initially invented to primarily attach tickets to fabrics, although the patent stated that it could also be used to attach papers together. He received his patent in the year 1867 and came up with 50 or so more designs.