Preservation box

The utility model relates to a preservation box. Mainly, a hollow air hole column and an annular sheet body of an elastic film are arranged; when a user covers the containing box body with the sealingcover, the sealing cover can be tightly attached to the inner side of the top end of the containing...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	CAI WENLIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	APPARATUS FOR MAKING BEVERAGES COFFEE MILLS DOMESTIC ARTICLES OR APPLIANCES FURNITURE HUMAN NECESSITIES KITCHEN EQUIPMENT SPICE MILLS SUCTION CLEANERS IN GENERAL
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