Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
All Patents in class 451/393
Patents 1 - 15 of 35
First set of recordsNext set of recordsLast set of records
81,608Sep. 01, 1868J.P. CurtissMachine for Grinding Metal Articlesgrinders
87,212Feb. 23, 1869J.D. SmithImprovement in Machines for Grinding Edge Toolstool grinders
199,166Jan. 15, 1878C.G. PurdyImprovement in Machines for Polishing Moldingssanding machines
204,394May 28, 1878M. TaplinImprovement in saw-mill carriagessawmill carriages
206,424Jul. 30, 1878O.R. ChapmanMetal-Planing Machinemetal planers
350,554Oct. 12, 1886F. PhillipsPlaning-Machine Cushioning Devicemetal planers
374,908Dec. 13, 1887J.S. Bancroft, W. SellersPlaning Machine for Metalsmetal planers
379,163Mar. 06, 1888A.E. HoffmanFeed mechanism for saw-mill carriagessawmill feed works
399,762Mar. 19, 1889L. MalchowReciprocating table for holding moldings to be polishedsanding machines
405,706Jun. 25, 1889E.R. HydeSurface Grinding or Planing Machinesurface grinders
425,781Apr. 15, 1890W.D. Graves, Jr.Knife-grinding machinesharpening machines
554,423Feb. 11, 1896F. HolzMilling Machinemilling machines
570,093Oct. 27, 1896H. HessMetal Planing Machinemetalworking machine mechanisms
584,495Jun. 15, 1897W.W. DoolittlePlaning-machine mechanismmetal planers
642,711Feb. 06, 1900J. ParkerMilling Machinemilling machines
Toggle print mode
Show pictures

Copyright © 2002-2020 - DATAMP