All Patents in class 310/60R |
Patents 1 -
7
of 7
|
Number | Date | Patentee | Title | Type |
356,834 | Feb. 01, 1887 | W.W. Griscom | Electric motor | DC motors |
784,103 | Mar. 07, 1905 | J. Burke | Dynamo-electric machine | |
876,943 | Jan. 21, 1908 | C.E. Canfield | Dynamo-electric machine | |
2,357,923 | Sep. 12, 1944 | G.R. Anderson | Ventilation of Electrical Machines | motor cooling |
2,624,855 | Jan. 06, 1953 | J.D. Gayer | Fan arrangement for electrical devices | motor cooling |
2,729,758 | Jan. 03, 1956 | W. Knapp | Electric motor | electric motors |
2,825,827 | Mar. 04, 1958 | F.O. Luenberger | Ventilated electric motors | motor cooling |