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bn:02225353n
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Categories: University of Pennsylvania School of Engineering and Applied Science alumni, 1890 births, 20th-century American inventors, Blind people from the United States, American automotive engineers
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Ralph Teetor  Ralph R. Teetor  Teetor
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Ralph Teetor was a prolific inventor who invented cruise control. Wikipedia
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Ralph Teetor was a prolific inventor who invented cruise control. Wikipedia
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