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Charles Proteus Steinmetz
Charles Proteus Steinmetz Born: 1865Birthplace: Breslau, Germany System of electrical distribution—Steinmetz developed theories for alternating current making possible the expansion of the…Charles Hard Townes
Charles Hard Townes Born: 1915 Birthplace: Greenville, South Carolina Masers—Townes constructed the maser (microwave…Charles Stark Draper
Charles Stark Draper Born: 1901Birthplace: Windsor, Mo. Gyroscopic apparatus—Draper developed a spinning gyroscope, stabilizing U.S. Navy antiaircraft gun-sights which led to an inertial…Charles P. Ginsburg
Charles P. GinsburgBorn: 1920 Videotape recorder—After World War II audio tape recorders were run at very high speeds to record the very high frequency television signals. Ginsburg developed…Charles Martin Hall
Charles Martin Hall Born: 1863 Birthplace: Thompson, Ohio Manufacture of aluminum—Hall discovered the modern…Charles J. Plank
Charles J. Plank Born: 1915 Birthplace: Calcutta, India Catalytic cracking of hydrocarbons with a crystalline zeolite…Charles D. Kelman
Charles D. KelmanBorn: 1930 Cataract Surgery. In 1963, Kelman designed the ultrasonic phacoemulsifier, which liquefies cataracts so they can be removed by suction. The pioneering procedure reduced…Charles Barkley Biography
Charles BarkleyBorn: Feb. 20, 1963Basketball F 5-time All-NBA 1st team with Philadelphia and Phoenix; U.S. Olympic Dream Team member in '92; NBA regular season MVP in 1993; currently a…Joanna I
(Encyclopedia) Joanna I, 1326–82, queen of Naples (1343–81), countess of Provence. She was the granddaughter of King Robert of Naples, whom she succeeded with her husband, Andrew of Hungary. The…Charles the Bold
(Encyclopedia) Charles the Bold, 1433–77, last reigning duke of Burgundy (1467–77), son and successor of Philip the Good. As the count of Charolais before his accession, he opposed the growing power…Trending
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