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Patent ID: 4593429

Grant Date: 1986-06-10

Assignee: Dyson Technology Ltd


A vacuum cleaning appliance comprises a lower efficiency cyclone unit and a high efficiency cyclone unit connected in series. This enables both large and fine dirt particles to be dealt with.

Related Products:

This patent belongs to the famous Dyson Technology Ltd, and it is the first product of Dyson, the Vacuum G-force.