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Patents Granted on 1881-__-__
Patents 1 - 15 of 549
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NumberDatePatenteeTitleType
CA-12,729Jan. 01, 1881W. StephensonCombined steam engine, traction engine, land roller, plough, seed drill and harrow
CA-13,176Jan. 01, 1881H. Monk, W. Monk, C.W. CarrierImprovements on steam enginessteam engines
CA-13,403Jan. 01, 1881C.W. Carrier, W. Monk, H. MonkImprovements on steam enginessteam engines
CA-13,404Jan. 01, 1881C.W. Carrier, W. Monk, H. MonkImprovements on steam enginessteam engines
CA-13,877Jan. 01, 1881H.R. BoysImprovements on steam engine lubricators
236,163Jan. 04, 1881W. JonesScroll-sawscrollsaws
236,236Jan. 04, 1881J.W. McKeeDrag-sawing machinedrag saws
236,258Jan. 04, 1881J. RavelOscillating Gas Motorgas and gasoline engines
236,335Jan. 04, 1881W.H. JohnsonSaw-clampsaw vises
236,401Jan. 11, 1881D. Robertson, J.R. AdamsDetachable Lip for Augersauger bits
236,422Jan. 11, 1881R. BickemeyerMachine 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, 1881A.C. Ambler, J.A. AmblerMechanism for finishing the bottoms of boots and shoescobbler
236,564Jan. 11, 1881R. EickemeyerHarvesting Machine
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