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Patents for Courtney A. Cooper
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
189,044Apr. 03, 1877D. KerschnerImprovement in Corn-Drills
217,407Jul. 08, 1879H. RhynPipe-Wrenchpipe wrenches
RE8,961Nov. 11, 1879H. RhynPipe-Wrenchpipe wrenches
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