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Patents for T. C. Day
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
114,129Apr. 25, 1871J. Goodrich, H.J. ColburnImprovement in self-oiling pulleysindustrial machine pulleys and belt drive mechanisms
254,542Mar. 07, 1882A. FalesFales Combination Planecombination planes
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