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All Patents in class 81/29
Patents 1 - 15 of 44
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
11,122Jun. 20, 1854G.W. GriswoldDouble-Ratchet Tool-Handletool holders
17,769Jul. 07, 1857H.W. PorterBit bracebrace handles
20,619Jun. 22, 1858O. BondHandle for Screw-Driversratcheting screwdrivers
44,047Aug. 30, 1864L.C. RodierBit holder for bit-stockbrace chucks
59,757Nov. 20, 1866C.W. BiorenDouble-Ratchet Tool-Handleratcheting screwdrivers
80,622Aug. 04, 1868W.S. GossImprovement in Screw-Driversratcheting screwdrivers
98,933Jan. 18, 1870D. DrummondImprovement in screw-driversscrewdrivers
106,036Aug. 02, 1870W. DicksonImprovement in cork-screwsmechanical cork extractors
110,960Jan. 17, 1871W.P. DolanBit-braceratchet braces
126,716May 14, 1872J.A. KingImprovement in Screw-Driversratcheting screwdrivers
176,811May 02, 1876D.C. RichardsImprovement in Screw-Driversratcheting screwdrivers
210,942Dec. 17, 1878G.E. GayImprovement in Ratchet Screwdrivesratcheting screwdrivers
217,672Jul. 22, 1879C.H. AmidonImprovement in bit-bracesbrace chucks
230,877Aug. 10, 1880J. KossuthCorkscrewmechanical cork extractors
246,233Aug. 23, 1881N.N. SpoffordRatchet bit-braceratchet braces
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