In 1718, a "Defence" rapid-fire gun was patented by a London lawyer, James Puckle (1667 - 1724). It is sometimes considered an ancestor of the machine gun.
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In 1923, Listerine was registered as a trademark. The modern Listerine is a mouthwash, but the original amber-coloured product was a disinfectant for surgical procedures, dating back to its formulation in 1879 by Dr Joseph Lawrence and Jordan Wheat Lambert.
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In 1935, at the Franklin Institute, Philadelphia, Albert Einstein was awarded the Benjamin Franklin Medal for his outstanding fundamental contributions to theoretical physics, especially his relativity theory.
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