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Patents Granted on 1875-04-20
Patents 1 - 15 of 22
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NumberDatePatenteeTitleType
CA-4,656Apr. 20, 1875S. RydbeckHand-powered timber mortiserportable timber mortisers
162,138Apr. 20, 1875S.R. BaileyImprovement in bending woodwood bending machines
162,147Apr. 20, 1875W.W. BostwickImprovement in jelly-pressesmeat or fruit press
162,194Apr. 20, 1875E. SchlenkerImprovement in bolt-threading machinesmetal threading machines
162,229Apr. 20, 1875F. GouletImprovement in gage-lathes for turning woodwood lathes
162,230Apr. 20, 1875H.S. Smith, E.J. GrangerImprovement in barrel-head adjustersbarrel making machines
162,231Apr. 20, 1875E.J. GrangerImprovement in barrel-stave adjustersbarrel making machines
162,260Apr. 20, 1875N.H. WhittenImprovement in operating paper-calendering rolls
162,271Apr. 20, 1875E.R. CharlesBit-stockbrace chucks
162,274Apr. 20, 1875M.D. ConverseImprovement in Nail Extractorsnail extractors
162,279Apr. 20, 1875C.M. FairbanksImprovement in circular-saw millscircular sawmills
162,281Apr. 20, 1875D.A. Fisher, Jr.Improvement in Joiners Clamps
162,317Apr. 20, 1875H.R. SloatImproved Monkey-Wrenchwrench handle components
162,319Apr. 20, 1875E. SmithImprovement in insertible saw-teethinsertable saw teeth
162,343Apr. 20, 1875J.H. BlaisdellImprovement in molding-machinesmolders
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