Vacuum refreshing equipment is taken out in portable response

The utility model belongs to the technical field of freshness retaining equipment, concretely relates to vacuum refreshing equipment is taken out in portable response, including portable vacuumizationmodule, vacuum vessel, portable vacuumization module includes protective housing, minipump, barocept...

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Bibliographische Detailangaben
1. Verfasser: DENG YUESHENG
Format: Patent
Sprache:chi ; eng
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