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Patents Granted on 1871-05-30
Patents 1 - 15 of 22
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NumberDatePatenteeTitleType
RE4,409May 30, 1871S.R. SmithImprovement in circular-saw millscircular sawmills
D4,945May 30, 1871H.L. FryDesign for a chain-pump
115,275May 30, 1871H.V. BrownImprovement in Visesanvil vises
115,280May 30, 1871J.H. ClaphamImprovements in Traction Enginessteam traction engines
115,290May 30, 1871L.R. FaughtImprovement in hold-fasts for lathe-spindleswood lathes
115,291May 30, 1871L.R. FaughtImprovement in die-stocks for cutting screwstaps and dies
115,302May 30, 1871J. GallowayImprovement in Coffee Roasterscoffee roasters
115,318May 30, 1871E.A. HickmanImprovement in Apparatus for Illustrating Trigonometryprotractors
115,324May 30, 1871W. Kerr, Jr.Improvement in Chucks for Watchmakers' Lathesmetal lathe chucks
115,337May 30, 1871E. McNielImprovement in Centering Machinewood lathe accessories
115,368May 30, 1871D.W. SimmonsWheeled Marking Gagemarking gauges
115,401May 30, 1871S. WhitesidesImprovement in planing-machineswood planers
115,414May 30, 1871J. BarkerImprovement in Sand Papering Machinessanding machines
115,424May 30, 1871A.J. BowerImprovement in Lathes for Turning Axleswood lathes
115,438May 30, 1871W.F. CornellSurface Gagesurface gages
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