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Patents for Edward P. Haff
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  252,101Jan. 10, 1882E.P. HaffPocket tape-measure
315,773Apr. 14, 1885E.P. HaffCorkscrew
317,123May 05, 1885E.P. HaffCorkscrew
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