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Patents for Charles Douglas Edwards
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
306,728Oct. 21, 1884C.D. EdwardsClod-cutteragricultural
335,902Feb. 09, 1886C.D. EdwardsCockle-separating machinegrain sifters
810,478Jan. 23, 1906C.D. EdwardsLandside-wheelconstruction machines
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