| http://www.w3.org/ns/prov#value | - [0029] The invention will now be described, by way of example, with reference to the accompanying drawings, in which: [0030]FIG. 1 is an elevation partly in cross-section, of a three stage cyclone vacuum cleaner (separator) in which the dust particles from the secondary stage are collected in a supplementary bin which is separate from the bin which collects the dust particles from the primary sepa
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