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Patents for William Andrews
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
667Apr. 02, 1838O. Wright, A.A. WrightRotary steam-enginerotary steam engines
RE180Oct. 15, 1850W. Andrews, S.A. BantzMill for Grinding Barkbark processing machines
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