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Patents for Clara Broughton
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
171,935Jan. 11, 1876W. HawkinsWrenchscrew adjust wrenches
172,155Jan. 11, 1876O.B. NorthWrenchquick adjust wrenches
172,649Jan. 25, 1876A.A. PeaseImprovement in Pipe-Tongspliers
174,142Feb. 29, 1876C.B. MartinImprovement in Nut-Crackersnutcrackers
179,954Jul. 18, 1876D.P. RamsdellImprovement in machines for making wood shoesshoemaking
RE7,343Oct. 10, 1876C. BarnesVisesbench vises
185,567Dec. 19, 1876A.Y. ParmeleImprovement in clutching apparatus for hoisting-machinesindustrial machine clutches
186,099Jan. 09, 1877E.F. BarnesPipe Tongs and Cutterpipe tongs
186,155Jan. 09, 1877O.B. NorthWrenchscrew adjust wrenches
186,296Jan. 16, 1877A.B. BeanClutchmetalworking power transmission
186,998Feb. 06, 1877H.A. FossCutter Adjustment with a Differential Screwbench planes
192,895Jul. 10, 1877A.E. BrockettImprovement in Draw-Knivesdraw knives
195,373Sep. 18, 1877W.A. IvesImprovement in bit-bracesbrace chucks
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