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Patents for Benjamin P. Perry
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
74,588Feb. 18, 1868B.P. PerryImprovement in head-blocks for saw-millssawmill headblocks
166,222Aug. 03, 1875O.S. Mote, B.P. PerryImprovement in head-blocks for saw-millssawmill headblocks
210,353Nov. 26, 1878B.P. PerryImprovement in valve-gears for enginessteam engine valve gear
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