Vacuum cleaner battery cooling device

The utility model relates to a battery cooling device, in particular to a dust collector battery cooling device. The technical problem to be solved by the utility model is to provide a safe and reliable dust collector battery cooling device. According to the technical scheme, the dust collector batt...

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Bibliographische Detailangaben
1. Verfasser: LIN SICHANG
Format: Patent
Sprache:chi ; eng
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