| All Patents in class 310/187 |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 291,650 | Jan. 08, 1884 | C.J. Van Depoele | Current Regulator for Electric Motors | motor regulators |
| 524,020 | Aug. 07, 1894 | R. Eickemeyer | Dynamo-electric machine | |
| 1,114,534 | Oct. 20, 1914 | A. Scherbius | Excitation of dynamo-electric commutator-machines | electric motors |
| 1,365,302 | Jan. 11, 1921 | J. Burke | Direct-current motor | DC motors |
| 1,442,854 | Jan. 23, 1923 | J. Burke | Electric generator | electric generators |
| 1,501,878 | Jul. 15, 1924 | J. Burke | Generator for arc welding | welding machines |
