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All Patents in class 83/174.1
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  1,977,067Oct. 16, 1934H.L. JohnstonSlicing machine
  2,079,891May 11, 1937G.R. WoodKnife sharpener
  3,040,602Jun. 26, 1962R.R. CarltonSaw Chain Sharpener and Method
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