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Patents for John K. Rupertus
Patents 1 - 4 of 4
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
130,484Aug. 13, 1872J. ConnorConqueror Saw Swage
134,296Dec. 24, 1872G.W. LibbeyGrinding Machines
142,493Sep. 02, 1873F.B. MilesPlaning Machines
  143,667Oct. 14, 1873G.W. CarrCorn Huskers
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