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All Patents in class 310/46
Patents 1 - 12 of 12
First set of recordsLast set of records
132Feb. 25, 1837T. DavenportImprovement in propelling machinery by magnetism and electro-magnetismDC motors
96,332Nov. 02, 1869G. LittleImprovement in Electro-Magnetic Motorselectric motors
171,087Dec. 14, 1875J. BishopElectro Magnetic Engineselectric motors
227,622May 18, 1880W.W. GriscomElectro-Magnetic MotorDC motors
293,556Feb. 12, 1884W. BradburyElectric Motorelectric motors
321,049Jun. 30, 1885J.M. PendletonElectric Motorelectric motors
335,998Feb. 09, 1886F.E. FisherElectric Motorelectric motors
491,970Feb. 14, 1893A.W. MestonElectric motorelectric motors
511,570Dec. 26, 1893H.P. WhiteRotary electro-magnetic engineelectric motors
526,083Sep. 18, 1894A.W. MestonElectric motorAC motors
2,578,648Dec. 11, 1951A.G. ThomasElectromagnetic Devicemilling machines
2,631,264Mar. 10, 1953A.G. ThomasMagnetic Motorelectric motors
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