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Patents for Jesse Vandenburgh
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
244,439Jul. 19, 1881J. Vandenburgh, H. DuffeyHub-boring machinedrilling and boring
251,322Dec. 20, 1881J.A. Gilkerson, J. VandenburghScrew-cutting machinescrew machines
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