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All Patents in class 74/23
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  79,542Jul. 07, 1868S. BesserChurn
  106,078Aug. 02, 1870J. RobertsonDirect Acting Engine
2,109,233Feb. 22, 1938A.P. JorgensonPaint and liquid mixer
2,899,870Aug. 18, 1959L. GackMetal Planing or Shaping Machine
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