发明授权
US09027200B2 Upright vacuum cleaner 有权
直立吸尘器

Upright vacuum cleaner
摘要:
Provided is an upright vacuum cleaner. The upright vacuum cleaner includes a suction nozzle comprising a plurality of wheels, a main body relatively rotatable with respect to the suction nozzle, and a steering device steering the plurality of wheels to correspond to the movement of the main body.
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