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In 1888, Eglin invented a special type of clothes-wringer, which was a machine that had two wooden rollers attached to a crank; after being washed and rinsed, wet clothes were fed between these rollers and an immense amount of water was squeezed out. The clothes were then hung to dry, a process which took significantly less time due to the wringer.
Two other inventors, Robert Douglass and John Apjohn, also patented windscreen cleaning devices in the same year. Car heater Margaret A. Wilcox invented an improved car heater, which directed air from over the engine to warm the chilly toes of aristocratic 19th-century motorists, in 1893. She also invented a combined clothes and dish washer.
Women inventors have been historically rare in some geographic regions. For example, in the UK, only 33 of 4090 patents (less than 1%) issued between 1617 and 1816 named a female inventor. [1] In the US, in 1954, only 1.5% of patents named a woman, compared with 10.9% in 2002. [1]
The dishwasher, chocolate-chip cookies, and the first version of the Monopoly board game were all created by women. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: ...
Mary Beatrice Davidson Kenner (May 17, 1912 – January 13, 2006) was an American inventor most noted for her development of the adjustable sanitary belt. [1] Kenner received five patents, which includes a carrier attachment for invalid walker and bathroom tissue dispenser.
Beulah Louise Henry was born on September 28, 1887 in Raleigh, North Carolina, [2] [3] the daughter of Walter R. and Beulah Henry. She was the granddaughter of former North Carolina Governor W. W. Holden and a direct descendant of President Benjamin Harrison and Patrick Henry. [2] [4] Henry was a creative and
Bertha Benz at age 18, c. 1867 Cäcilie Bertha Ringer was born on 3 May 1849 to a wealthy carpenter family in Pforzheim.She was the third of nine children. Her father, Karl Friedrich Ringer, a master builder and carpenter, and her 20 year younger mother, Auguste Friedrich, were wealthy individuals who invested heavily in their children's educations.
Marion O'Brien Donovan (October 15, 1917 – November 4, 1998) was an American inventor and entrepreneur.Recognized as one of the era's most prominent female inventors, [1] she secured a total of 20 patents for her creations.