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Patents Granted on 1881-01-11
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
236,401Jan. 11, 1881D. Robertson, J.R. AdamsDetachable Lip for Augersauger bits
236,420Jan. 11, 1881J.W. DoubledayPunchwasher cutters
236,422Jan. 11, 1881R. BickemeyerLathe for turning irregular formspattern lathes
236,469Jan. 11, 1881C.D. WatersSquare & Bevel Suface Gagesurface gauges
236,474Jan. 11, 1881T.R. AlmondCoupling for shaftingindustrial machine shaft couplings
236,475Jan. 11, 1881J.A. Ambler, A.C. AmblerMechanism for finishing the bottoms of boots and shoescobbler
236,564Jan. 11, 1881R. EickemeyerHarvesting Machine
236,565Jan. 11, 1881J.H. ElwardTraction Enginesteam traction engines
236,620Jan. 11, 1881W.J. PerkinsShingle-sawing machineshingle machines
236,621Jan. 11, 1881J.W. PettengillExcelsior machineexcelsior machines
236,636Jan. 11, 1881S.J. Shimer, G.G. ShimerCutter-headcutterheads
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