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Patents for John Hatch
Patents 1 - 6 of 6
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PictureNumberDatePatenteeTitle
  2,304XMay 01, 1815J. HatchMachine for cutting files
  3,207XJun. 05, 1820J. HatchMachine for making watch chains
  5,241XOct. 11, 1828J. HatchMachine for cutting files
  6,971XMar. 21, 1832J. HatchPrinting machinery
7,714XAug. 14, 1833G. PageCutting and clearing chisel
82Nov. 17, 1836G. PageSpiral bit with countersink for setting screws
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