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Patents for David R. Bowen
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
457,395Aug. 11, 1891D.R. BowenCane Mill
  1,670,097May 15, 1928F. Farrel, Jr., J.M. Dardis, D.R. BowenCane Grinding Mill
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