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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Smith; David Benjamin
Address:
Reston, GB
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
D515756 Floor tool for a cleaning appliance February 21, 2006
D511231 Attachment for cleaning appliance November 1, 2005
7441307 Vacuum cleaning head October 28, 2008
A restricting device is positioned in the flow duct leading from the main inlet to the cleaning head of a vacuum cleaner and is movable between a restrictive position, in which it serves to restrict the cross-section of the discharge outlet, and an open position, in which it restricts th










 
 
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