"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
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| Number | Title | Issue Date |
| 7690079 | Head for a suction cleaner A head (10) for a suction cleaner is described. The head (10) including: a lower housing portion (12); an upper housing portion (14); and a rotatably mounted brush bar (26) mounted within the housing portions (12, 14). The u... | 04/06/2010 |
| 7553347 | Dust separator/collector assembly for suction cleaner A separator/collector assembly (50) able to be installed in relation to a body (51) of a suction cleaner, the separator/collector assembly providing storage for a suction hose which can be deployed for use when required. ... | 06/30/2009 |
| 7552507 | Cleaning head for a vacuum cleaner A cleaning head for a vacuum cleaner comprises a housing for facing a surface being cleaned, a first suction opening, a brush bar operable on the surface being cleaned through the first suction opening, a second suction opening and means for switching suction air fl... | 06/30/2009 |
| D545511 | Dry only canister machine | 06/26/2007 |
| D544660 | Vacuum cleaner with tools | 06/12/2007 |
| D543668 | Vacuum cleaner | 05/29/2007 |
| 5634238 | Pick-up head for a vacuum cleaner An attachment for connection to a suction hose of a vacuum cleaner for enabling liquid to be picked up from a surface and collected by the attachment. The attachment comprises a hollow body defining a collection container for receiving and collecting liqu... | 06/03/1997 |