All Patents in class 310/61 |
Patents 1 -
6
of 6
|
Number | Date | Patentee | Title | Type |
583,933 | Jun. 08, 1897 | E.S. Pillsbury | Electric Motor | |
686,856 | Nov. 19, 1901 | W. Langdon-Davies, A. Soames | Dynamo Electric Machine | electric motors |
714,721 | Dec. 02, 1902 | R. Lundell | Armature Winding for Electric Motors or Dynamos | motor windings |
876,955 | Jan. 21, 1908 | R.S. Feicht | Dynamo-electric machine | induction motors |
3,088,042 | Apr. 30, 1963 | R.I. Robinson | Electric motor with improved cooling means | motor cooling |
3,188,833 | Jun. 15, 1965 | R.I. Robinson | Electric motor with improved cooling means | motor cooling |