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All Patents in class 254/327
Patents 1 - 9 of 9
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  129,984Jul. 30, 1872D.C. PierceImprovement in Traction-Engines
  310,980Jan. 20, 1885F.W. BohnTraction Engine
  645,630Mar. 20, 1900R.A. Schultz, C.L. SchultzTraction Engine
  704,736Jul. 15, 1902D.W. CombsAttachment for Traction Engines
  743,336Nov. 03, 1903W. SalwayAttachment for Steam Rollers
  812,137Feb. 06, 1906W.S. KelleyTraction Engine
  819,226May 01, 1906C.O. HeggemTraction Engine
  990,108Apr. 18, 1911H.T. Shipley, J.W. ChallonerHay and Grain Loader
2,382,054Aug. 14, 1945L.L. HercikPortable crane
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