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All Patents of Type: filing machines
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
482,572Sep. 13, 1892T.S. DisstonSaw Filing Machinefiling machines
919,814Apr. 27, 1909F.A. BlainSaw Filing Machinefiling machines
982,791Jan. 31, 1911E.C. BrullFiling-machinefiling machines
1,264,528Apr. 30, 1918J.L. KeilSaw Filing Machinesaw sharpening tools
1,322,873Nov. 25, 1919E.C. BrullFiling-machinefiling machines
2,367,864Jan. 23, 1945R.O. HeinFiling machinefiling machines
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