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OpenStudy (anonymous):
Who established an "invention factory" at his laboratory in Menlo Park, New Jersey? A. Henry Bessemer B. Guglielmo Marconi C. Charles William Siemens D. Thomas Edison
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OpenStudy (cbarredo1):
he answer is D, Thomas Edison. Thomas Edison made this big place where a bunch of people that he hired would just keep on making ideas for new things!
OpenStudy (anonymous):
thank you
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