| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Frank B. Murphy | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 381,968 | May 01, 1888 | N. Tesla | Electro-magnetic motor | induction motors | |
| 381,969 | May 01, 1888 | N. Tesla | Electro-magnetic motor | induction motors | |
| 455,067 | Jun. 30, 1891 | N. Tesla | Electro-magnetic motor | multiphase motors | |
| 1,151,678 | Aug. 31, 1915 | C.E. Gee | Mechanical movement | ||