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Patents for Samuel G. Dorr
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
RX-46Oct. 20, 1792S.G. DorrShearing Cloth by Wheel of Knivescloth shearing machines
46XOct. 20, 1792S.G. DorrRaising and shearing the nap of cloth by a wheel of knivessplitting and shearing machinery
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