WebOct 1, 2024 · Wringing mop. Thomas W. Stewart patented a new type of mop in 1893 that made cleaning floors much easier. ... The award-winning African American inventor and entrepreneur designed a portable air ... WebJun 26, 2024 · It can be used with or without water, which makes it a versatile option for busy households. This type of mop also works well in hard-to-reach places. 8. Spin Mop. A spin mop is like a string mop, but …
10 Important Black Inventors in U.S. History
WebAug 21, 2016 · Thomas W. Stewart, an African American inventor from Kalamazoo, Michigan, patented a new type of mop (U.S. patent #499,402) on June 11, 1893. Thanks to his invention of a clamping device that could wring water out of the mop by using a lever, … Alexander Graham Bell (March 3, 1847–August 2, 1922) was a Scottish … Old English was the language spoken in England from roughly 500 to 1100 CE. It … Miriam Benjamin (September 16, 1861–1947) was a Washington, D.C. … WebJun 19, 2024 · Miriam Benjamin (September 16, 1861–1947) was a Washington, D.C. school teacher and the second Black woman to receive a patent in the United States, given to her in 1888 for an invention she called a Gong and Signal Chair for Hotels. This device might seem to be a bit quaint, but its successor is still used daily—the flight attendant call … dell power cord 65w
Lyda Newman - Biography
WebMar 22, 2024 · This inventor discovered over 300 uses for the peanut. 7. She invented the folding cabinet bed. 8. Received a patent for his invention of the mop. 9. After accidently slicing potatoes too thin, he created the … WebApr 2, 2014 · Lyda Newman, born in Ohio circa 1885, was an African-American inventor and women's rights activist. A hairdresser by trade, she received a patent for an improved model of hairbrush in 1898. WebFeb 10, 2024 · 10. Dr. Frank S. Greene, Jr. Dr. Frank S. Greene, Jr. is considered one of the first Black technologists, earning Greene a place in the Silicon Valley Engineering Hall of … fess parker winery \\u0026 vineyard