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Patents for Marvin J. Seymour
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
23,410Mar. 29, 1859M.J. Seymour, J.S. ThompsonCresset for heating barrels
  161,162Mar. 23, 1875M.J. SeymourImprovement in machines for jointing staves
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