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Patents Granted on 1874-04-21
Patents 1 - 15 of 16
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NumberDatePatenteeTitleType
149,840Apr. 21, 1874W.H. CrittendonWrenchesquick adjust wrenches
149,864Apr. 21, 1874E.A. Johnson, H. AnsellImprovement in clapboard-machinesclapboard machines
149,924Apr. 21, 1874W.H. FieldImprovement in nail-plate feeders
149,932Apr. 21, 1874I. HogelandImprovement in circular saws
149,933Apr. 21, 1874I. HogelandImprovement in contracting truss-hoopsbarrel making machines
149,944Apr. 21, 1874W.W. MicksPipe-Wrenches and Cutterspipe wrenches
149,950Apr. 21, 1874B.B. Noyes, O.G. StrattonImprovement in carriage-axles
149,952Apr. 21, 1874G.H. PatulloImprovement in scroll saw-tablesscrollsaws
149,983Apr. 21, 1874J.A. BragawImprovement in cork-screwsmechanical cork extractors
149,984Apr. 21, 1874M.C. BuffingtonImprovement in wheelwrights' machineswheelwright
149,985Apr. 21, 1874M.C. BuffingtonImprovement in hollow augershollow bits
149,986Apr. 21, 1874M.C. BuffingtonImprovement in wheelwright's machinewheelwright
150,046Apr. 21, 1874G.W. HutchinsImprovement in Shoemakers' Awl-Haftscobbler
150,102Apr. 21, 1874F.A. Huntington, A. SwingleImprovement in magazine fire-armsrifles
150,108Apr. 21, 1874J.E. UhlImprovement in bit-stocksbraces
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