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All Patents in class 212/96
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  729,292May 26, 1903J.H. DickinsonHoisting and conveying apparatus
  806,117Dec. 05, 1905J.H. DickinsonHoisting and conveying device
  878,482Feb. 04, 1908J.H. Dickinson, T.S. MillerHoisting and conveying device
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