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Patents for George R. Stetson
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  191,894Jun. 12, 1877G.R. StetsonLathes for Cutting Screw Taps
195,963Oct. 09, 1877G.R. StetsonImprovement in machines for clearing twist-drills
333,689Jan. 05, 1886G.R. StetsonMachine for Clearing Twist Drills
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