Gear Manufacturing Past, Present & Future - January/February 2000
Archive > 2000 > January/February 2000 > Gear Manufacturing Past, Present & Future
The article "Gear Manufacturing Past, Present & Future" appeared in the January/February 2000 issue of Gear Technology.
Summary
Roughly 100 years ago, Cornelius J. Brosnan of Springfield, Massachusetts, invented and received the first U.S. patent for a paper clip. At about the same time, his fellow inventors were coming up with such marvels as the zipper, the safety razor and the typewriter.
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