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All Patents of Type: metalworking variable speed mechanisms
Patents 1 - 15 of 915
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NumberDatePatenteeTitleType
GB-178,001,263Apr. 23, 1780J. PickardMachines for boring iron; machine for forging, rolling, flatting, and slitting iron; machine for turning iron; mill for grinding cornmetalworking power transmission
49,124Aug. 01, 1865H.A. LeeImproved journal-boxmetalworking machine mechanisms
63,977Apr. 16, 1867S.C. WrightLathe clutchmetalworking power transmission
84,527Dec. 01, 1868A.B. BeanRatchet Feedmetal planers
91,072Jun. 08, 1869A.B. BeanRatchet Feedmetal planers
113,113Mar. 28, 1871W.H. ThorneImprovement in apparatus for transmitting power to machineryindustrial machine mechanisms
132,573Oct. 29, 1872C.F. HadleyImprovement in Tool Rests for Lathesmetal lathes
136,794Mar. 11, 1873C. Van HaagenSlide Rests for Lathesmetal lathes
138,139Apr. 22, 1873W.B. DuckworthImprovement in clutches for machinerymetalworking machine mechanisms
146,539Jan. 20, 1874E.J. ManvilleReversing Gearings for Metal-Planersmetal planers
147,497Feb. 17, 1874W. HendersonMetal Planing Machinesmetalworking machine mechanisms
166,844Aug. 17, 1875P. BroadbooksImprovement in mechanical movementsmetalworking machine mechanisms
167,974Sep. 21, 1875G.F. BallouSlide Rests for Metal Turning Lathesmetal lathes
178,967Jun. 20, 1876W. SellersHydraulic Apparatus for Holding Bars of Iron Against the Pressure Required to Upset Themmetalworking machine mechanisms
186,296Jan. 16, 1877A.B. BeanClutchmetalworking power transmission
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