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Patents for George N. Stearns & Co.
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
39,841Sep. 08, 1863G.N. StearnsImprovement in Hollow Augershollow bits
130,826Aug. 27, 1872G.N. StearnsImprovement in hollow augershollow bits
RE7,484Jan. 30, 1877G.N. StearnsImprovement in Hollow Augershollow bits
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