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Patents for Rowley & Hermance Co.
Patents 1 - 15 of 32
First set of recordsNext set of recordsLast set of records
82,803Oct. 06, 1868L.S. ColburnImprovement in machines for boring window-blindswindowblind machines
99,212Jan. 25, 1870J.S. LadowImprovement in clampclamps
114,542May 09, 1871S.C. EllisImprovement in journal-boxesindustrial machine bearings
120,594Nov. 07, 1871O.J. Pennell, G. ZimmerImprovement in dovetailing-machinesdovetailing machines
125,618Apr. 09, 1872E.A. RowleyImprovement in cutter-headscutterheads
128,064Jun. 18, 1872J.H. PhillipsSash clampclamps
132,854Nov. 05, 1872A.T. NicholsImprovement in machines for slitting boardscircular ripsaws
137,022Mar. 18, 1873A.T. NicholsImprovement in sawing-machinestablesaws
141,163Jul. 22, 1873A.T. NicholsImprovement in sawing-machinescircular resaws
148,490Mar. 10, 1874A.T. NicholsImprovement in edging-machinestablesaws
150,989May 19, 1874B.U. TravisImprovement in pin and dowel machinesdowel making machines
155,103Sep. 15, 1874A.T. Nichols, O.H. YoungImprovement in edging-machinescircular ripsaws
157,134Nov. 24, 1874O.J. Pennell, G. ZimmerImprovement in sash-dovetailing machinesdovetailing machines
160,957Mar. 16, 1875E.A. RowleyImprovement in machines for relishing tenonstenoning machines
164,276Jun. 08, 1875H. Dufour, P.C. Dufour, E.B. RoweImprovement in machines for making fence-picketsstick pointing machines
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