| All Patents in class 310/68A |
Patents 1 -
15
of 23
      |
| Number | Title | Classification(s) |
| 605,850 | Electric motor | 310/172, 310/211, 310/216.076, 310/68A |
| 910,798 | Electric hoist | 254/292, 254/296, 254/316, 310/112, 310/68A |
| 979,143 | Controlling device for electrical apparatus | 310/50, 310/66, 310/68A, 318/519, 451/358 |
| 1,026,904 | Electric motor | 310/244, 310/50, 310/68A, 310/71, 310/89, 415/204, 417/234, 417/360, 417/411, 417/423.7 |
| 1,084,590 | Electric motor | 200/11K, 310/189, 310/68A, 310/75R, 318/251, 318/274, 318/372, 477/22 |
| 1,245,860 | Electrically-driven tool | 173/170, 200/417, 310/50, 310/68A |
| 1,411,712 | Time-controlled motor | 310/68A, 318/466, 318/468 |
| 1,492,095 | Electrically-driven tool | 200/417, 310/50, 310/68A |
| 1,502,169 | Electric tool | 173/170, 173/217, 200/332.2, 310/68A |
| 1,529,910 | Grip-handle switch for electric drills | 200/417, 310/50, 310/68A |
| 1,546,474 | Electric switch and handle | 200/343, 200/436, 310/50, 310/68A |
| 1,577,976 | Power-driven tool-operating device | 310/216.026, 310/216.124, 310/216.127, 310/410, 310/50, 310/68A |
| 1,587,566 | Electric-motor unit | 200/5R, 310/68A, 310/89, 318/447, 318/520, 388/825 |
| 1,596,013 | Control mechanism for electric tools | 200/321, 200/505, 310/50, 310/68A |
| 1,679,185 | Screw driver | 310/50, 310/66, 310/68A, 451/294 |
