| 2356653 | Hurdle washer | |||
| 2197970 | Construction of water cooling towers | |||
| 2062090 | Air filter | |||
| 2042127 | Apparatus for the treatment of gases or vapors with liquids | |||
| 1486032 | Air scrubbing and cooling device for alternators | |||
| 1420722 | Rotary spraying head | |||
| 1378372 | Automobile-signal | |||
| 0976246 | N/A |
| GB190825053A | ||||
| GB465056A | ||||
| GB496051A |