| All Patents in class 310/240 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 335,863 | Feb. 09, 1886 | J. Weis | Electric Motor | motor brush holders |
| 1,698,799 | Jan. 15, 1929 | G.H. Leland | Brush-lifting mechanisms for electric motors or the like | repulsion start induction run motors |
| 1,756,692 | Apr. 29, 1930 | G.H. Leland | Brush-lifting mechanism for electric motors and the like | repulsion start induction run motors |
| 1,764,709 | Jun. 17, 1930 | G.R. Anderson | Brush lifter for electric motors | repulsion start induction run motors |
| 2,556,573 | Jun. 12, 1951 | S.S. Brown | Electric motor | repulsion start induction run motors |
| 2,685,667 | Aug. 03, 1954 | S.S. Brown | Electric motor and method of operation | electric motors |
