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All Patents in class 366/248
Patents 1 - 3 of 3
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PictureNumberDatePatenteeTitle
  56,964Aug. 07, 1866H.B. MasserCoffee Roaster
  125,579Apr. 09, 1872A. LarsonImprovement in Coffee Roasters
  309,147Dec. 09, 1884J. JustCoffee Roaster
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