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All Patents in class 76/33
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
16,695Feb. 24, 1857A. Robins, A. Shewman, L.E. BigelowSaw-filesaw sharpening machines
18,324Oct. 06, 1857J.S. Cole, H. StoneSaw-filing machinesaw sharpening machines
59,193Oct. 30, 1866J.W. DoublerImproved saw-filing machinesaw sharpening machines
82,047Sep. 08, 1868J.H. Van NortwickImprovement in saw-filing machinesaw sharpening machines
226,291Apr. 06, 1880G.W. DudleySaw filing and setting machinesharpening machines
268,904Dec. 12, 1882H.P. JonesSaw-filersaw sharpening machines
285,557Sep. 25, 1883J. BertonSaw Filing and Setting Machinesaw sharpening machines
737,033Aug. 25, 1903J.D. SmithSaw Filing Machine
845,475Feb. 26, 1907J.W. McAlpinSaw-sharpenersaw sharpening machines
1,157,890Oct. 26, 1915J. MiotkeSaw Sharpening Machinesaw sharpening machines
1,264,528Apr. 30, 1918J.L. KeilSaw Filing Machinesaw sharpening tools
5,048,236Sep. 17, 1991C.C. WilliamsSaw Blade Tooth Grinder for Sawssaw sharpening machines
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