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All Patents in class 33/DIG.2
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,954,442Apr. 10, 1934H. Ernst, A.H. DallGrinding Machinegrinding machines
1,993,830Mar. 12, 1935R.E. ConoverGrinding Machinegrinding machines
2,775,818Jan. 01, 1957F. Meyer, Jr.Fluid Gage Apparatus pneumatic measuring gauges
2,801,475Aug. 06, 1957F. Meyer, Jr.Gage for Measuring Circumambient Surfaces special measuring tools
3,037,332Jun. 05, 1962G.S. Butterworth, J.G. WiattMachine Tool Sizing Deviceelectronic gauges
4,326,338Apr. 27, 1982R.A. PlanteArea Comparison Gagelimit gages
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