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Patents Granted on 1833-05-17
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,583XMay 17, 1833G. DanforthFriction rolling
7,584XMay 17, 1833E. WarrenThrashing machine (Thresher)threshers and thrashers
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