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Patents for Detroit Reamer Salvage Co.
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  1,214,649Feb. 06, 1917S.A. CogsdillReamer
  1,267,514May 28, 1918S.A. CogsdillMethod of Salvaging Reamers or Like Tools
  1,403,011Jan. 10, 1922S.A. CogsdillMethod of Salvaging Cutting Tools
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