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The word (then spelled mappe) is attested in English in 1496, but new refinements and variations of mop designs have been introduced, from time to time.For example, American inventor Jacob Howe received US patent #241 for a mop holder in 1837 [2] and Thomas W. Stewart (US patent #499,402) in 1893.
Although some sort of mop has existed for centuries, refinements and variations have been introduced from time to time. For example, American inventor Jacob Howe received U.S. patent #241 for a mop holder in 1837 [6] and Thomas W. Stewart (U.S. patent #499,402) in 1893. [7]
Joy Mangano (/ m æ ŋ ˈ ɡ æ n oʊ / mang-GAN-oh; born February 1, 1956) [1] is an American inventor and entrepreneur known for inventions such as the self-wringing Miracle Mop. [2] [3] She was the president of Ingenious Designs, LLC, and appeared regularly on the U.S. television shopping channel HSN until her departure in late 2018. [4]
Grain elevators are buildings or complexes of buildings for storage and shipment of grain. They were invented in 1842 in Buffalo, New York, by Joseph Dart, who first developed a steam-powered mechanism, called a marine leg, for scooping grain out of the hulls of ships directly into storage silos. [87] 1843 Ice cream maker (hand-cranked)
The following articles cover the timeline of United States inventions: . Timeline of United States inventions (before 1890), before the turn of the century Timeline of United States inventions (1890–1945), before World War II
When it comes to the numbers, the retail chain scored a whopping 97-percent on the fame scale, which is hard to argue with considering Beyoncé made an entire song that repeatedly uses the famous ...
The ancient Egyptians first invented disposable tampons made of softened papyrus around 2500 B.C. The ancient Greeks followed this with tampons made from lint wrapped around a small piece of wood. But it was not until 1929 that Earle Haas of Denver first invented the modern tampon with an applicator.
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