Sealed tank

The utility model discloses a sealed tank, which comprises a pot body and a pot cover, jar body top is equipped with the opening, the cover sets up the opening part of the jar body, the cover is equipped with aspiration pump and date display, take out air pump connected extremely the internal portio...

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Bibliographische Detailangaben
1. Verfasser: LI PENGGAO
Format: Patent
Sprache:chi ; eng
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