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Patents for William A. Barr
Patents 1 - 15 of 39
First set of recordsNext set of recordsLast set of records
506,090Oct. 03, 1893H.F. BeimlingMiter Boxmiter boxes
510,846Dec. 12, 1893T.S. DisstonSaw Sharpening Devicesaw sharpening tools
518,176Apr. 10, 1894J.W. Brown, Jr.Drilling-machinedrill presses
601,580Mar. 29, 1898F.B. MilesVertical planermetal planers
609,322Aug. 16, 1898C. AicheleDasher for ice-cream freezers
726,669Apr. 28, 1903Z.T. FurbishDrive-chain
819,494May 01, 1906C. AicheleClamp for the cross-bars of ice-cream freezers
819,536May 01, 1906Z.T. FurbishShifter-lock for pawl-and-ratchet toolsspiral screwdrivers
834,198Oct. 23, 1906T.J. FegleyIce-cream freezer
846,193Mar. 05, 1907J. FellowsCentrifugal clutchindustrial machine clutches
864,631Aug. 27, 1907T.J. FegleyIce-cream-freezer can
864,632Aug. 27, 1907T.J. FegleyIce-cream freezer
882,936Mar. 24, 1908T.J. FegleyIce-cream freezer
894,673Jul. 28, 1908G.O. LeopoldRatchet mechanismratcheting screwdrivers
902,387Oct. 27, 1908T.J. FegleyDetachable-blade screw-driverscrewdrivers
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