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Births on April 5

Dean Kamen
1951Apr, 5

Dean Kamen

Dean Kamen, American inventor and businessman, founded Segway Inc.
Dean Lawrence Kamen (born April 5, 1951) is an American engineer, inventor, and businessman. He is known for his invention of the Segway and iBOT, as well as founding the non-profit organization FIRST with Woodie Flowers. Kamen holds over 1,000 patents.

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Events on 1951

  • 11Apr

    President Truman's relief of General Douglas MacArthur

    Korean War: President Harry Truman relieves General of the Army Douglas MacArthur of overall command in Korea.
  • 22Apr

    Battle of Kapyong

    Korean War: The Chinese People's Volunteer Army begin assaulting positions defended by the Royal Australian Regiment and the Princess Patricia's Canadian Light Infantry at the Battle of Kapyong.
  • 25Apr

    Battle of Kapyong

    Korean War: Assaulting Chinese forces are forced to withdraw after heavy fighting with UN forces, primarily made up of Australian and Canadian troops, at the Battle of Kapyong.
  • 3May

    Harry Truman

    The United States Senate Committee on Armed Services and United States Senate Committee on Foreign Relations begin their closed door hearings into the dismissal of General Douglas MacArthur by U.S. President Harry Truman.
  • 15Oct

    Combined oral contraceptive pill

    Mexican chemist Luis E. Miramontes conducts the very last step of the first synthesis of norethisterone, the progestin that would later be used in one of the first three oral contraceptives.