| All Patents in class 310/46 |
Patents 1 -
15
of 15
      |
| Number | Date | Patentee | Title | Type |
| 132 | Feb. 25, 1837 | T. Davenport | Improvement in propelling machinery by magnetism and electro-magnetism | DC motors |
| 809 | Jun. 27, 1838 | N. Walkly | Improved mode of changing the poles of electro-magnets | electric motors |
| 96,332 | Nov. 02, 1869 | G. Little | Improvement in Electro-Magnetic Motors | electric motors |
| 171,087 | Dec. 14, 1875 | J. Bishop | Electro Magnetic Engines | electric motors |
| 227,622 | May 18, 1880 | W.W. Griscom | Electro-Magnetic Motor | DC motors |
| 293,556 | Feb. 12, 1884 | W. Bradbury | Electric Motor | electric motors |
| 294,717 | Mar. 04, 1884 | M. Bacon | Electric motor | toys |
| 321,049 | Jun. 30, 1885 | J.M. Pendleton | Electric Motor | electric motors |
| 335,998 | Feb. 09, 1886 | F.E. Fisher | Electric Motor | electric motors |
| 491,970 | Feb. 14, 1893 | A.W. Meston | Electric motor | electric motors |
| 511,570 | Dec. 26, 1893 | H.P. White | Rotary electro-magnetic engine | electric motors |
| 526,083 | Sep. 18, 1894 | A.W. Meston | Electric motor | AC motors |
| 1,436,335 | Nov. 21, 1922 | W.W. Billings | Electromagnetic Motor | DC motors |
| 2,578,648 | Dec. 11, 1951 | A.G. Thomas | Electromagnetic Device | milling machines |
| 2,631,264 | Mar. 10, 1953 | A.G. Thomas | Magnetic Motor | electric motors |
