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Patents for Robert Smallwood
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
CA-3,292Apr. 10, 1874R. SmallwoodLever feed for shingle sawing machines
  CA-9,829Apr. 08, 1879R. SmallwoodLever feed for shingle machines
CA-43,448Jun. 30, 1893R. SmallwoodShingle machine
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