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All Patents in class 403/235
Patents 1 - 6 of 6
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
144Mar. 11, 1837D. PierceImprovement in Scythe-Snaths
23,358Mar. 29, 1859J.E. EmersonPick-handle
RE1,304Apr. 29, 1862J.E. EmersonPickaxe handle
  434,896Aug. 19, 1890W.F. WalkerPick
  786,344Apr. 04, 1905S.C. CampaigneBrick Trimming Tool
  2,337,513Dec. 21, 1943O.H. WatsonComposite Lever for Weighing Scales
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