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Patents Granted on 1870-06-21
Patents 1 - 15 of 23
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NumberDatePatenteeTitleType
104,404Jun. 21, 1870A.L. AndrewsImprovement in Auger Bitsauger bits
104,410Jun. 21, 1870T. BlandinImprovement in jig-sawsscrollsaws
104,426Jun. 21, 1870E.B. ClarkImprovement in Wrenches for Screwing and Unscrewing Cylindric Bolts or Tubespipe tongs
104,436Jun. 21, 1870T. Hair, J. Wood, C.T. DurhamGage Knife for Cutting Leatherleatherworker
104,437Jun. 21, 1870J. EdsonImproved Visebench vises
104,453Jun. 21, 1870J.T. HavilandCorkscrewcombination cork extractors
104,457Jun. 21, 1870R.H. HopkinsImprovement in Augerauger bits
104,458Jun. 21, 1870J.R. HowellImprovement in miter-machinesmiter machines
104,492Jun. 21, 1870J.M. PooleMachine for Grinding Rollersprofile and contour grinders
104,507Jun. 21, 1870T.S. SmithMethod of Making Filesfiles
104,539Jun. 21, 1870C.C. BartonImprovement in Drawing Knivesdraw knives
104,541Jun. 21, 1870J.D. BeckVise
104,571Jun. 21, 1870A. GaarImprovement in grain-separatorscorn and grain separators
104,578Jun. 21, 1870H.A. GoreImprovement in machines for rounding and dressing irregular and regular formspattern lathes
104,582Jun. 21, 1870A.F. GueImprovement in machine for cutting bevels on the tenons of spokestenoning machines
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