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Patents for Walton Harrison
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
720,947Feb. 17, 1903R. MillerMicrometer Calipersindicating calipers
773,425Oct. 25, 1904A.E. Babin, G.G. RiggsLathe Test Indicatortest indicators
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