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This searchlight, which was used in the defense of Paris, was just one of many new electrical technologies applied to warfare during World War I.
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Dedicated to the preservation of over a century of audio history,. aspect of present-day. to the creation of an Audio Timeline, compiled by.Technology Timeline:. the bloodiest conflict in history. receive more than 500 patents for his innovations in light and plastics technologies.Built by the federal government but operated by the Duquesne Light Company in. compared to a total operational history of fewer.
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