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All Patents in class 33/501.6
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,081,738May 25, 1937R.E. ConoverSizing Devicegrinding machines
2,083,759Jun. 15, 1937J.C. TempleMechanism for Sizinggrinding machines
2,216,795Oct. 08, 1940W.F. AllerMeasuring Instrumentmeasurement gauges
2,412,421Dec. 10, 1946W.F. Aller, L.F. PolkGauging Devicemeasurement gauges
2,477,085Jul. 26, 1949F. RieberFrequency Controlled Micrometermicrometers
2,924,018Feb. 09, 1960J.H. Straw, R.A. MahlmeisterGaging Devicemeasurement gauges
3,142,121Jul. 28, 1964B. StefanovMicrometermicrometers
3,197,873Aug. 03, 1965W.F. AllerGaging Devicemeasurement gauges
3,681,582Aug. 01, 1972N. Keiichi, K. KimioAutomatic Sizing Device with Linear Scalemeasurement gauges
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