Elijah McCoy
Elijah McCoy
Sarah Boone invented the first ironing board. Elijah McCoy invented the portable ironing board, tire tread, and the lawn sprinkler.
Sarah Boone invented the first ironing board. Elijah McCoy invented the portable ironing board, tire tread, and the lawn sprinkler.
The ironing board was invented by Sarah Boone, a child of former slaves. She received a patent for her design in 1892, which improved the efficiency of ironing clothes. Boone's invention featured a curved design that allowed for better access to the fabric, making it easier to iron sleeves and other curved areas of garments. Her contribution is significant in the history of household innovations.
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Elijah McCoy (1843-1929), an African-Canadian inventor.
TYR was invented by world record masters swimmerm and former AUS coaching,Ron Johnson
The gas refrigeration was jointly invented by one Albert Einstein and his former student called Leó Szilárd. The gas refrigeration that they invented had no moving parts and operated at a constant pressure.
The Pop It was originally invented in 1975 by Theo and Ora Coster of Theora Design: a married Israeli couple who had invented many games including Guess Who? and Zingo!. Theo was a former classmate of Anne Frank. Wikipedia
Andy Rubin was the former CEO and co founder of Android.
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The speed gun was invented by former Major League Baseball player Bob Morgan in the late 1970s. He created it to measure the speed of baseball pitches accurately during games.