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28/12/1886 Josephine Cochrane receives patent on dish-washing machine


A historical story about the invention of The Automatic Dish Washer


JOSEPHINE COCHRANE | SCIENCE | Invention of Dishwasher | News in Science | Women Scientist

After receiving a patent in 1886, she showed her invention at the 1893 World's Columbian Exposition in Chicago, and won the highest prize for "best mechanical construction, durability and adaptation to its line of work". The word spread, and soon Cochrane was getting orders for her dishwashing machine from restaurants and hotels in Illinois.