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Patents for Nicholson File Co.
Patents 1 - 14 of 14
First set of recordsLast set of records
42,216Apr. 05, 1864W.T. NicholsonImprovement in File Cutting Machinestool making machines
42,217Apr. 05, 1864W.T. NicholsonImprovement in File Cutting Machinestool making machines
44,443Sep. 27, 1864W.T. NicholsonImproved File for Dressing Metalfiles
45,850Jan. 10, 1865W.T. NicholsonImproved Machine for Forging File Blankstool making machines
58,025Sep. 11, 1866W.T. NicholsonImprovement in Filesfiles
78,681Jun. 09, 1868W.T. NicholsonImproved Machine for Cutting Filestool making machines
94,503Sep. 07, 1869W.T. NicholsonImprovement in Raspsfiles
177,070May 09, 1876W.T. NicholsonImprovement in Filesfiles
177,071May 09, 1876W.T. NicholsonMachines for Stripping File-Blanksfiles
191,811Jun. 12, 1877W.T. NicholsonImprovement in File Holdersfiles
198,668Dec. 25, 1877W.T. NicholsonImprovement in Butchers' Steels
198,777Jan. 01, 1878W.T. NicholsonFile Handletool handles
200,218Feb. 12, 1878W.T. NicholsonFile Cleanerfiles
204,596Jun. 04, 1878W.T. NicholsonImprovement in File Holdersfiles
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