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Granville T. Woods

Woods, Granville T. (1856–1910), black U.S. inventor. Woods was largely self-taught but studied some engineering. His most important invention was a railway telegraph system (1887) for communication between moving trains and between trains and stations. Other inventions included a steam boiler furnace, an automatic air brake, and a galvanic battery. Many of his inventions were sold to General Electric and other large companies.

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21st Century Webster's Family Encyclopedia21st Century Webster's Family Encyclopedia - Willamette River to Yaoundé