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Patents for Charles Napier
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
842,903Feb. 05, 1907C. NapierRotary Cutter for Making Sawsmilling machine cutters
935,395Sep. 28, 1909C. NapierMetal Sawing Machinemetal sawing machines
1,221,576Apr. 03, 1917C. NapierManufacture of tempered saw-bladesmaking sawblades
1,265,944May 14, 1918C. NapierProcess of and Apparatus for Heat Treatment of Metal Objectsheat treating machines
1,333,767Mar. 16, 1920C. NapierMethod of making tempered bladesmaking sawblades
1,350,618Aug. 24, 1920C. NapierApparatus for making tempered bladesmaking sawblades
1,352,140Sep. 07, 1920C. NapierTempered blademaking sawblades
1,360,972Nov. 30, 1920C. NapierMetal-sawing machinemetal cutting bandsaws
1,461,004Jul. 03, 1923C. NapierHack-saw machine of the continuous-band typemetal sawing machines
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