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Patents for Benjamin Wynkoop
Patents 1 - 3 of 3
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NumberDatePatenteeTitleType
85XSep. 13, 1794B. WynkoopNew mode of propelling vesselsnautical propulsion apparatus
100XJun. 19, 1795B. WynkoopNautical Ventilatorsshipwright
175XJun. 26, 1797B. WynkoopPendulous bellows, for pumping shipsshipwright
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