Inventor of the Optical disc who patented it as "Videodisk" in March 1962.
David Paul Gregg was born on 11 March, 1923
Today's Events: 7 May
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The Scream painting recovered after been stolen
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Concept of IC (integrated circuit) published
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Sony founded
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Popov lightning detector shown
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Radio Day [Radio Day - 7 May]
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Judith Donath Birthday
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Philippe Geluck Birthday
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Edwin H. Land Birthday
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Pavel Alexandrov Birthday
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Sir Isaac Holden Birthday
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John Dixon Death Anniversary
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Willard Boyle Death Anniversary
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Mort Weisinger Death Anniversary