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Patents for Grace A. Pugh
Patents 1 - 7 of 7
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  956,643May 03, 1910W.F. Groene, R.K. BlondMilling-machine
  959,520May 31, 1910W.F. GroeneCombined oil-bush and friction device
  998,088Jul. 18, 1911W.F. Groene, H.C. PierleHob-grinding attachment
1,152,647Sep. 07, 1915W.F. Groene, R.K. BlondMilling-machine
1,170,830Feb. 08, 1916W.F. Groene, R.K. BlondVariable-speed mechanism
1,203,751Nov. 07, 1916W.F. Groene, R.K. Le BlondGearing
1,248,317Nov. 27, 1917W.F. Groene, H.C. PierleMachine-tool
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