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All Patents of Type: spanner wrenches
Patents 1 - 15 of 5532
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NumberDatePatenteeTitleType
6,271XDec. 14, 1830D. Cushing, J. BlakeImproved Bed Keywrenches
6,338XJan. 12, 1831E.M. WaggenerBar-Share Plowauxiliary wrenches
7,254XOct. 25, 1832H. KingImprovement in the Rack Wrenchnut wrenches
8,153XApr. 18, 1834S. MerrickWrenchquick adjust wrenches
9,030XAug. 17, 1835S. MerrickImprovement in screw wrenchnut wrenches
9,474XMar. 04, 1836D. Prouty, J. MearsPloughauxiliary wrenches
9,749XJun. 20, 1836A.G. HullWrench makingwrenches
144Mar. 11, 1837D. PierceImprovement in Scythe-Snathsauxiliary wrenches
909Sep. 08, 1838J.M. JordenImprovement in Fire-Plugs and Hydrants to Prevent the Water From Freezing in Themauxiliary wrenches
1,301Aug. 24, 1839H.W. HewetImproved Screw-Wrenchnut wrenches
1,659Jun. 27, 1840H.W. HewetScrew Wrenchnut wrenches
1,720Aug. 12, 1840S. Kane, J. Keane, T. KeaneScrew-Wrenchscrew adjust wrenches
2,054Apr. 16, 1841L. CoesLoring Coes Screw Wrenchnut wrenches
2,165Jul. 10, 1841J. BrettImprovement in Key-Wrencheswedge adjust wrenches
RE38May 17, 1842S. MerrickImprovement in the Screw Wrenchesnut wrenches
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