| 2002913 | Submersible motor structure with mechanical seal | |||
| 2002914 | Construction for submersible motors and the like | |||
| 2002916 | Submersible motor construction | |||
| 2011341 | Oil-filled electric motor structure | |||
| 2218937 | Submersible structure | |||
| 2305648 | Submersible motor structure | |||
| 2404783 | Submersible motor | |||
| 2452874 | Pumping system | |||
| 2473061 | Shaft seal |