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All Patents of Type: cylindrical grinders
Patents 1 - 15 of 97
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
7,180XJul. 24, 1832J. BridgesGrinding cylinders, called the traverse grindercylindrical grinders
65,942Jun. 18, 1867T. ProsserGrinding and Polishing Machinepolishing and buffing machinery
99,000Jan. 18, 1870J.M. PooleGrinding Machinecylindrical grinders
130,741Aug. 20, 1872J.M. PooleImprovement in Machines for Grinding Objects Cylindricalcylindrical grinders
160,921Mar. 16, 1875M.R. LemmanMachine for Grinding Lathe Centersmetal lathe accessories and attachments
164,897Jun. 22, 1875A. WoodMachine for Grinding Pulleyscylindrical grinders
187,770Feb. 27, 1877L. Sharpe, executor, C.D. Owen, executor, J.R. Brown (deceased), estate ofGrinding Machinecylindrical grinders
RE7,978Dec. 04, 1877J.M. PooleMachine for Grinding Objects Cylindricallycylindrical grinders
256,440Apr. 11, 1882P. MedartMachine for grinding pulleyscylindrical grinders
303,609Aug. 19, 1884W.P. BarclayCar Wheel Grinding and Turning Machinecar wheel lathes
333,478Dec. 29, 1885E.H. ParksGrinding Machinecylindrical grinders
344,777Jun. 29, 1886G.M. GriswoldAutomatic Metal Grinding Machinecylindrical grinders
370,003Sep. 13, 1887C.M. BrownGrinding Lathecylindrical grinders
376,814Jan. 24, 1888J.A. ColemanGrindng Machinecylindrical grinders
404,686Jun. 04, 1889R. ConraderGrinding Machinecylindrical grinders
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