what is the history behind it, future designs background research.
Also, you may use Dyson vacuum cleaners, these vacuums are really powerful, so powerful in fact that they will get rid of up to 70 per cent of the dust mites and bed bugs in your bed.
No one really knows when the first hand held vacuum cleaner was created but it was long after first vacuum cleaners were invented. First portable cleaners were carried on back until technology allowed to minimised their size. Future designs? Dyson DC30 Hand Held is a future IMO, but who knows? FOr sure they will be lighter and more compact.