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Patents for John W. Hoag
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
448,868Mar. 24, 1891E.N. WickesWinding-drumhoists, winches, come-alongs
468,659Feb. 09, 1892E. HeydeBending-rollmetal bending machines
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