| 3055645 | Humidifier assembly | |||
| 2838294 | Humidifier | |||
| 2590377 | Carburetor | |||
| 2307938 | Air conditioning apparatus | |||
| 2003938 | Humidifying apparatus | |||
| 2002273 | Humidifier | |||
| 1954177 | Humidifying radiator | |||
| 1418296 | Air-purifying apparatus | |||
| 1116861 | N/A | |||
| 0631061 | N/A | |||
| 0432837 | N/A | |||
| 0329115 | N/A |
| FR1213589A |