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Patents for Carl G. Ertell
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
  2,650,512Sep. 01, 1953C.G. Ertell, W.J. JohnsonPipe Wrench with Nut Fulcrumed Pivoted Outer Jaw
2,656,751Oct. 27, 1953C.G. Ertell, W.J. JohnsonReplaceable Jaw Insert for Pipe Wrenches
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