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All Patents of Type: stoneworking tools
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
467,937Feb. 02, 1892E.E. Winkley, E.H. KavanaghStone Working Machinestoneworking tools
513,196Jan. 23, 1894J. O'DonnellStone-cutter's bush-hammerstoneworking tools
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