All Patents in class 310/173 |
Patents 1 -
10
of 11
      |
Picture | Number | Date | Patentee | Title |
| 530,177 | Dec. 04, 1894 | L. Gutmann | Alternating electric motor |
 | 562,366 | Jun. 23, 1896 | E. Arnold | Electric motor and dynamo |
| 700,310 | May 20, 1902 | R. Eickemeyer | Alternating-current electric motor and controlling means therefor |
 | 848,719 | Apr. 02, 1907 | E. Bretch | Alternating-current motor |
 | 1,115,289 | Oct. 27, 1914 | L. Dreyfus, F. Hillebrand | Alternating-current dynamo-electric machine |
 | 1,118,433 | Nov. 24, 1914 | H. Meyer-Delius | Compensating winding for polyphase commutating-machines with drum-armatures |
 | 1,156,711 | Oct. 12, 1915 | Y. Sakai | Armature-winding |
 | 1,209,086 | Dec. 19, 1916 | H. Weichsel | Alternating-current motor |
 | 1,254,221 | Jan. 22, 1918 | V.A. Fynn | Alternating-current motor |
 | 1,387,047 | Aug. 09, 1921 | V.A. Fynn | Polyphase motor |