In 1887, John Boyd Dunlop invented and patented a pneumatic tire for use on his son’s tricycle. However, in 1891, Dunlop’s patent invalidated in favor…
On November 2,1880, Johnson Powell received a patent for an eye-protector for use of furnace men, puddlers, firemen, and others exposed to glare of strong…
November 01 is celebrated as World Vegan Day. Here is a patent on non-animal meat casings for preparing sausages.
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