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Patents Granted on 1947-11-18
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,431,021Nov. 18, 1947G.A. BourdelaisThread Checking Comparator Gaugemeasurement gauges
2,431,230Nov. 18, 1947W.S. CooperPortable Planermetal planers
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