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All Patents in class 48/192
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
  63,416Apr. 02, 1867F. MillionGas Engine
  400,850Apr. 02, 1889J.J. HumesHydrocarbureted Air Engine
  434,695Aug. 19, 1890J.F. Daly, M.M. BarrettGas or Vapor Engine Attachment
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