Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
All Patents of Type: sharpening apparatus
Patents 1 - 15 of 24
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
5,613XAug. 18, 1829W.J. DunnKnife Sharpenersharpening apparatus
71,442Nov. 26, 1867A.B. BeanImprovement in knife-sharpenersharpening apparatus
71,491Nov. 26, 1867J.N. JacobsImproved knife and scissors-sharpenersharpening apparatus
97,090Nov. 23, 1869W.H. HowlandImprovement in knife-sharpenersharpening apparatus
97,098Nov. 23, 1869T. LoringImprovement in grindstonessharpening apparatus
103,633May 31, 1870T. LoringImprovement in Harvester-knife grindersharpening apparatus
290,236Dec. 18, 1883R.R. IsaacMachine for Sharpening Mowing Machine Knivessharpening apparatus
GB-188,414,825Nov. 11, 1884A. DeyRazor-strop machinesharpening apparatus
339,683Apr. 13, 1886W.H. ParkinEmery Knife Sharpenersharpening apparatus
389,291Sep. 11, 1888A. DeyRazor-sharpening machinesharpening apparatus
CA-31,701Jul. 02, 1889A. DeyRazor sharpening machinesharpening apparatus
411,587Sep. 24, 1889A. DeyRazor-sharpening machinesharpening apparatus
465,376Dec. 15, 1891A. JohnstonMeans for Grinding Cutlery or Other Articlessharpening apparatus
465,478Dec. 22, 1891A. JohnstonGrinding Machinesharpening apparatus
469,615Feb. 23, 1892S.W. WardwellKnife Sharpenersharpening apparatus
Toggle print mode
Show pictures

Copyright © 2002-2024 - DATAMP