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All Patents in class 384/255
Patents 1 - 3 of 3
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  632,666Sep. 05, 1899F. WilkieCommutator Grinding Rig
  1,257,548Feb. 26, 1918W.S. ThomsonGrinding and Polishing Machine
1,599,600Sep. 14, 1926W.O. VivarttasBearing support for machine tools
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