Dedusting air door automatic opening and closing device and suction cleaner with the same
The utility model discloses a dedusting air door automatic opening and closing device and a suction cleaner with the dedusting air door automatic opening and closing device. The dedusting air door automatic opening and closing device and the suction cleaner with the dedusting air door automatic open...
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Format: | Patent |
Sprache: | chi ; eng |
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