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Patents for C. R. Ferguson
Patents 1 - 15 of 18
First set of recordsNext set of recordsLast set of records
384,467Jun. 12, 1888W.C. PerkinsImprovements in Wheel-Wrenches for Axle-Nutsaxle nut wrenches that lock nut to wheel hub
407,039Jul. 16, 1889A.W. RooversCoin operated machine
419,816Jan. 21, 1890B.G. Berrien, Jr.Improved Pipe Wrenchpipe tongs
423,702Mar. 18, 1890A.H. Roovers, A.W. RooversCoin operated power or strength testing machine
439,189Oct. 28, 1890A.H. Roovers, A.W. RooversCoin controlled microscope
439,190Oct. 28, 1890A.H. Roovers, A.W. RooversCoin controlled microscope
491,971Feb. 14, 1893W.W. Roovers, P.G. WilliamsCoin controlled dice throwing machine
566,614Aug. 25, 1896S. OlsenTool For Twisting Electric Wire Sleeve Connections.wrenches
567,492Sep. 08, 1896W. Cook, J. MusgravePipe Wrenchchain and strap wrenches
573,732Dec. 22, 1896E.T. WarnRatchet Wrenchratchet wrenches
596,809Jan. 04, 1898C. GuyerGas Engine
626,604Jun. 06, 1899F.K. GaffMechanical Devicebar and pipe clamps
627,371Jun. 20, 1899R. WillisPipe Wrenchchain and strap wrenches
743,915Nov. 10, 1903W.J. McVickerValve Gear For Explosive Enginesinternal combustion engine valves
751,522Feb. 09, 1904A.A. KochPower Hammerforging machines
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