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Patents Granted on 1920-06-08
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,342,479Jun. 08, 1920I.A. WeaverLight-tractor gang-plowplows
1,342,516Jun. 08, 1920P.L. Bunn, H.E. ThompsonStandpipestandpipes
1,342,600Jun. 08, 1920M.W. SchillbergTool Holderlathe tool holders and tool posts
1,342,782Jun. 08, 1920A. VincentTrip Hammertrip and helve hammers
1,342,848Jun. 08, 1920C.L. JohnsonCap-Removing Tooljar wrenches
1,342,891Jun. 08, 1920O. BergstromQuick-acting frame-clamping machinemiter and corner clamps
1,342,892Jun. 08, 1920O. BergstromMiter-frame clampmiter and corner clamps
1,342,915Jun. 08, 1920S.P. JohnsonElectric feed mechanism for planers and current-controlling system thereformetal planers
1,342,928Jun. 08, 1920W.T. SearsChange-speed mechanismradial drill presses
1,342,983Jun. 08, 1920M.J. BreenTool Holderdrilling and boring tool holders
1,342,992Jun. 08, 1920W.H. Field, Jr.Measuring instrumentcutterhead machine accessories
1,343,079Jun. 08, 1920G.O. Leopold, T.J. FegleyShears
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