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Patents Granted on 1873-04-22
Patents 1 - 14 of 14
First set of recordsLast set of records
NumberDatePatenteeTitleType
137,999Apr. 22, 1873C.A. BlessingImprovement in turning-lathes for woodwood lathes
138,005Apr. 22, 1873J.H. Coffin, G.S. CoffinImprovement in machines for finishing slate-framesspecialty machines
138,015Apr. 22, 1873J.W. GheenImprovement in molding-machinesmolders
138,066Apr. 22, 1873J. BraunImprovement in nut-machines
138,067Apr. 22, 1873J. BraunImprovement in machines for making machine-screws
138,103Apr. 22, 1873H.B. SmithImprovement in scroll-sawsscrollsaws
138,113Apr. 22, 1873W.F. ArnoldImprovement in Try Squarestry squares
138,121Apr. 22, 1873O. Bonney, Jr.Improvement in band sawing-machinesbandsaws
138,125Apr. 22, 1873J.R. Shangle, F.E. BrownCorn Shellersmiller
138,139Apr. 22, 1873W.B. DuckworthImprovement in clutches for machinerymetalworking machine mechanisms
138,161Apr. 22, 1873A.H. JareckiPipe-Tongspipe tongs
138,166Apr. 22, 1873J. KingImprovement in grain-drillscrop planters
138,201Apr. 22, 1873J.J. SafelyPortable Punchesauxiliary wrenches
138,206Apr. 22, 1873B.F. Smith, J.B. SmithImprovement in saw-mill carriagessawmill carriages
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