Double-layer container

A double-layer container comprises an inner container made of plastic and having a bottom, and a cylindrical outer layer made of paper. The outer layer is sleeved outside the inner container, a locking structure is provided between the outer layer and the inner container to snap the outer layer on a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Ding, Jiaoping, Ding, Yufan
Format: Patent
Sprache:eng
Schlagworte:
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