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All Patents in class 76/14
Patents 1 - 5 of 5
First set of recordsLast set of records
23,982May 10, 1859S. LeeMilling Machinemilling machines
50,647Oct. 24, 1865M.D. WhippleImprovement in file-cutting machinesmaking files
265,975Oct. 17, 1882W.T. NicholsonForming Teeth Upon File Banks and Apparatus Therefortool making machines
265,976Oct. 17, 1882W.T. NicholsonMachine for Forming Teeth Upon File-Blankstool making machines
424,053Mar. 25, 1890C.M. FairbanksMachine for Cutting Filesfiles
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