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Patents for H. S. Sprague
Patents 31 - 45 of 99
First set of recordsPrevious set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
193,373Jul. 24, 1877J.H. LewisImprovement in Hand-Tools for Working Moldingsmolding planes
195,180Sep. 11, 1877J.B. StockhamImprovement in cutter-headscutterheads
196,064Oct. 09, 1877A.A. WilderImprovement in bolt-locks for rail-jointstrack and switches
196,691Oct. 30, 1877S. Head, J. MillerImprovement in machines for sawing stavesbarrel making machines
197,465Nov. 27, 1877R.E. GleasonImprovement in log-turnerssawmill log handling
202,136Apr. 09, 1878A.E. BarthelCombined Gun-Tool and Whistlecombination tools
202,197Apr. 09, 1878B.M. ShermanImprovement in lifting-jackswagon and cart jacks
209,472Oct. 29, 1878W. GoldieShingle-cutting machineshingle machines
211,516Jan. 21, 1879J.H. LewisImprovement in Bench Planes
211,790Jan. 28, 1879G.W. RodebaughImprovement in saw-mill dogssawmill dogs
213,103Mar. 11, 1879W. GoldieShingle-cutting machineshingle machines
215,379May 13, 1879H.M. LoudImprovement in sawing and planing lumberwood planers
218,005Jul. 29, 1879J.G. EmeryImprovement in lumber-trimming machinescircular crosscut saws
219,086Sep. 02, 1879W. GoldieImprovement in shingle-cutting machinesshingle machines
220,342Oct. 07, 1879J.W. CheneyImprovement in Combined Anvil and Viseanvil vises
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