| Answer | Crossword Clue |
|---|---|
| DYSON | Big name in vacuum cleaners |
| ORECK | Big name in vacuum cleaners |
| DIRTDEVIL | Big name in vacuum cleaners |
| DYSON | Big name in vacuum cleaners and fans |
| RENU | Big name in contact lens cleaners |
| klystron | brand name for a vacuum tube containing an electron gun, a resonator that changes the velocity of the electron beam in accordance with a signal (buncher resonator), a drift tube in which the electron velocity does not change, another resonator that abstra |
