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Patents Granted on 1921-05-17
Patents 1 - 8 of 8
First set of recordsLast set of records
GB-164,057May 17, 1921P. Hunt, H.W. Hunt, H. HuntImprovements in automatic flute milling machines for reamers, taps, shafts and the likemaking drills and augers
1,378,209May 17, 1921J.E. BergmanWrenchnut wrenches
1,378,332May 17, 1921E.R. DraverDisk wheel
1,378,565May 17, 1921T. SchouBrush-holdermotor brush holders
1,378,642May 17, 1921L.I. YeomansProcess and machine for making crank-shafts for engines, compressors, and the likecrankshaft lathes
1,378,650May 17, 1921C. BodmerSaw-Setsaw sets
1,378,658May 17, 1921F.H. ClementLubricator for ball-bearingsmachine lubricators
1,378,759May 17, 1921F.W. BerneroBelt Lacing Plierbelts, belt lacing and belt lacers
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