Last modified on 10 April 2014, at 12:02

Category:David Edward Hughes

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Deutsch: David Edward Hughes (* 16. Mai 1831 in London; † 22. Januar 1900 in London) war ein britisch-amerikanischer Konstrukteur und Erfinder.
English: David Edward Hughes (16 May 1831 – 22 January 1900), was a British scientist and musician. Hughes was co-inventor of the microphone, discoverer of spark-gap radio, inventor of crystal radio, and teletype.

Pages in category "David Edward Hughes"

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Media in category "David Edward Hughes"

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