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All Patents in class 192/106R
Patents 1 - 5 of 5
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  295,656Mar. 25, 1884V.W. MasonFriction Pulley
954,661Apr. 12, 1910A.W. WhitcombPower-transmission device
  1,272,081Jul. 09, 1918H.R. Nutting, A.B. NuttingClutch
1,288,563Dec. 24, 1918W.F. GroeneClutch
1,745,079Jan. 28, 1930A.A. ConwayFriction Clutch
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