DustBuster

DustBuster
A dust buster was a portable vacuum that was first sold in 1979 and was created by black and decker and was designed to reach hard places and today they are still being used

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Today
the dust buster is still used today but is in fierce competition  with dyson and other vacuum companies

Appearances in media
In back to the future part2 the woman shows Marty a DustBuster from 1979