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Patents for Alfred Box
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  184,060Nov. 07, 1876A. BoxRadial Drill
199,955Feb. 05, 1878A. BoxImprovement in screw hoisting-pulley apparatus
283,857Aug. 28, 1883A. BoxRadial drilling-machine
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