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Patents for Roberts & Pierce
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
9,957Aug. 23, 1853M. RobertsLathe attachmentpattern lathes
12,115Dec. 19, 1854M. RobertsMachine for turning prismatic formswood lathes
14,899May 13, 1856M. RobertsCutter-head for latheswood lathes
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