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All Patents in class 403/247
Patents 1 - 8 of 8
First set of recordsLast set of records
101,238Mar. 29, 1870J. Du Bois, E.F. BeuglerImprovement in fastening for cutter-heads, pulleys, etc.cutterheads
170,930Dec. 14, 1875L. BaileyImprovement in safety rein holders
301,905Jul. 15, 1884A.E. LytleExpansion-arborwoodworking machine mechanisms
484,654Oct. 18, 1892W.E. DailyScrew-drivereggbeater drills
613,459Nov. 01, 1898E.G. MinnemeyerHammerhammer handles
618,245Jan. 24, 1899M.D. ConverseMonkey Wrenchquick adjust wrenches
860,108Jul. 16, 1907T.F. SheridanSteam-turbinerotary steam engines
1,213,888Jan. 30, 1917F.L. LaneMatcher-headcutterheads
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