CORRUGATED PAPER CUP

The present invention relates to a double-layer corrugated paper cup applicable to unmanned full-automatic manufacturing. The corrugated paper cup comprises a cup body formed by rolling a fan-shaped sheet, the fan-shaped sheet having a first straight edge and a second inclined edge, a first end of t...

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Bibliographische Detailangaben
1. Verfasser: DING, JIAOPING
Format: Patent
Sprache:eng ; fre
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