| 1292963 | ||||
| 1661480 | Surface-cleaning machine | |||
| 1770668 | Removable-brush attachment | |||
| 2023867 | Vacuum cleaner | |||
| 2143535 | Vacuum cleaner brush | |||
| 2196459 | Extensible vacuum cleaner conduit | |||
| 2202989 | Suction cleaner | |||
| 2260325 | Vacuum cleaner | |||
| 2320367 | Flexible hose and method of forming the same | |||
| 2326439 | Hose connection for vacuum cleaners and the like | |||
| 2348861 | Suction cleaner | |||
| 2497435 | Steam vacuum cleaner |