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Patents Granted on 1877-__-__
Patents 1 - 15 of 534
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RE7,453Jan. 02, 1877T. CraneyImprovement in saw-mill dogssawmill dogs
185,830Jan. 02, 1877J.C. MarshallSquaresquares
185,863Jan. 02, 1877A. MartinImprovement in saw-filing machinessaw sharpening machines
185,907Jan. 02, 1877W.H. FisherImprovement in sash-relishing machineswindow making machines
185,928Jan. 02, 1877J.W. Hyatt, I.S. HyattImprovement in boring-machinesdrilling and boring
185,958Jan. 02, 1877A. Dunnebake, C. PetersonImprovement in Gas-Fitting Wrenchespipe wrenches
186,002Jan. 02, 1877C.T. FairchildImprovement in method of making hoops for cheese-boxeshoop making machines
CA-6,943Jan. 09, 1877W.D. WestmanImprovement on first and intermediate driversindustrial machine pulleys and belt drive mechanisms
186,033Jan. 09, 1877L. CoesWrenchwrench handle components
186,034Jan. 09, 1877L. CoesWrenchwrench handle components
186,099Jan. 09, 1877E.F. BarnesPipe Tongs and Cutterpipe tongs
186,138Jan. 09, 1877J.R. KidderImprovement in machines for shaving shinglesshingle machines
186,155Jan. 09, 1877O.B. NorthWrenchscrew adjust wrenches
186,164Jan. 09, 1877D.P. RamsdellImprovement in wooden-shoe machinecobbler
186,182Jan. 09, 1877C.A. WeedImprovement in mortising-machinesmortising machines
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