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All Patents in class 76/DIG.12
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
261,198Jul. 18, 1882R. BartonDental Grinding Tooldental apparatus
362,789May 10, 1887W.H. SawyerDevice for Jeweling Wire Drawing Dieswire drawing machines
656,321Aug. 21, 1900L. GroteTool-Handletool handles
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