| All Patents in class 322/27 |
Patents 1 -
10
of 11
      |
| Picture | Number | Date | Patentee | Title |
 | 294,095 | Feb. 26, 1884 | E. Thomson | Electric Power Distribution System |
| | 315,181 | Apr. 07, 1885 | F.J. Sprague | Electric Motor and Generator |
| | 335,659 | Feb. 09, 1886 | C.J. Van Depoele | Regulator for Dynamo Electric Machines |
 | 366,523 | Jul. 12, 1887 | W. Stanley, Jr. | Automatic regulator for electric distribution |
| | 457,330 | Aug. 04, 1891 | T.E. Adams | Automatic Brush Shifter for Dynamo Electric Machines |
| | 491,695 | Feb. 14, 1893 | J.J. Wood | Alternating Current Dynamo Electric Machine |
 | 787,027 | Apr. 11, 1905 | M. von Dolivo-Dobrowolsky | Monophase and polyphase alternating-current machine |
 | 854,704 | May 21, 1907 | W.J. Richards | Dynamo-electric machine |
| | 1,143,008 | Jun. 15, 1915 | C.E. Willey | Automobile or train lighting system |
| | 1,604,415 | Oct. 26, 1926 | J.J. Kane | Electric Power System |
