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All Patents in class 310/66
Patents 1 - 15 of 20
First set of recordsNext set of recordsLast set of records
255,236Mar. 21, 1882C.E. BallElectric drillhandheld drills
501,482Jul. 11, 1893A.W. Meston, H.L. ParkerRevolving motor
642,615Feb. 06, 1900C.W. KraghDynamo Electric Machinemotor bearings
644,591Mar. 06, 1900W.P. FreemanElectric drill, &c.drill presses
701,115May 27, 1902C.E. WilleyDrilling machineryradial drill presses
712,537Nov. 04, 1902C.S. HiseyElectric grinding devicehandheld power tools
979,143Dec. 20, 1910E.F. FaureControlling device for electrical apparatushandheld power tools
1,043,887Nov. 12, 1912J.B. WiardDynamo-electric machineinduction motors
1,158,543Nov. 02, 1915R.A. NorlingElectric drillhandheld drills
1,468,307Sep. 18, 1923G.C. MarxSewing-machine motor
1,587,865Jun. 08, 1926F. SchneiderGrinding machinebench or pedestal grinders
1,679,185Jul. 31, 1928B.W. SweetScrew driver
1,743,134Jan. 14, 1930W.C. Hammond, H.J. KingsburyMotor-driven machine
1,823,555Sep. 15, 1931J.M. NaulElectric phonograph motor
1,889,947Dec. 06, 1932G.H. CarlsonFrictional drive for a router or the likerouting machines
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