William D. Coolidge
(1873-1975)
American, Scientist
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William David Coolidge (October 23, 1873 – February 3, 1975) was an American physicist and engineer, who made major contributions to X-ray machines. He was the director of the General Electric Research Laboratory and a vice-president of the corporation. He was also famous for the development of "ductile tungsten", which is important for the incandescent light bulb.
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| Born |
23 October 1873 Hudson, Massachusetts
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| Died |
3 February 1975 (aged 101) Schenectady, New York, U.S.
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| Zodiac | Scorpio |
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