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Patents Granted on 1920-06-01
Patents 1 - 15 of 21
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NumberDatePatenteeTitleType
D55,387Jun. 01, 1920P.H. LeckingerDesign for a drill-press framedrill presses
CA-200,539Jun. 01, 1920P. JardineCollapsible taptaps and dies
CA-200,540Jun. 01, 1920P. JardineCollapsible taptaps and dies
1,341,696Jun. 01, 1920J.T. WilkinProportional governorpressure regulators
1,341,700Jun. 01, 1920G.D. AlexanderPower-wrench
1,341,701Jun. 01, 1920G.D. AlexanderPower-driven tool-driverhandheld power tools
1,341,726Jun. 01, 1920J. Sternaman, Jr., I.A. WeaverTire-changing machinevehicle mechanic
1,341,727Jun. 01, 1920I.A. WeaverTire-changervehicle mechanic
1,341,728Jun. 01, 1920J. Sternaman, I.A. WeaverTire-changing appliancevehicle mechanic
1,341,729Jun. 01, 1920I.A. WeaverTire-changing mechanismvehicle mechanic
1,341,730Jun. 01, 1920J. Sternaman, Jr., I.A. WeaverTire-removing appliancevehicle mechanic
1,341,841Jun. 01, 1920G.H. CocksCombination drill-press table and vise
1,341,865Jun. 01, 1920K.E. SolbergCalipering Rulerule attachments
1,341,882Jun. 01, 1920A.A. CriquiCentrifugal fanfans and blowers
1,341,934Jun. 01, 1920G.C. SchoenbornTool Holderdrilling and boring tool holders
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