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Patents for George B. Martin
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
125,238Apr. 02, 1872S. WheelerImprovement in thrashing-machines
128,992Jul. 16, 1872S. WheelerImprovement in the manufacture of paper
515,436Feb. 27, 1894G.B. MartinWrench For Vehicles
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