Harry Ward Leonard
Harry Ward Leonard (February 8, 1861 – February 18, 1915) was an American electrical engineer and inventor. He is best known for his invention, the Ward Leonard motor control system.
Harry Ward Leonard (February 8, 1861 – February 18, 1915) was an American electrical engineer and inventor. He is best known for his invention, the Ward Leonard motor control system.
Harry Ward Leonard (February 8, 1861 – February 18, 1915) was an American electrical engineer and inventor. He is best known for his invention, the Ward Leonard motor control system.
Source: Wikipedia "Harry Ward Leonard" · CC BY-SA 4.0
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