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Patents for Doehler Die Casting Co.
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  1,121,886Dec. 22, 1914A.K. WittlingerAttachment for Power Presses
  2,069,299Feb. 02, 1937H.W. BartholomewMilling Machine
  RE20,893Oct. 25, 1938H.W. BartholomewMilling Machine
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