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All Patents in class 384/617
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
968,372Aug. 23, 1910G.O. LeopoldBall-bearing
1,555,140Sep. 29, 1925G.H. MatthewsRemovable cutter head for motor-driven molders
  2,847,593Aug. 12, 1958L.G. Selbach, H.C. BodineElectric motor
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