Corrugated paper cup

The invention provides a corrugated paper cup, and belongs to the field of paper cups. The problem of how to improve the packaging efficiency is solved. A corrugated paper cup comprises a fan-shaped corrugated sheet and a cup bottom located below the corrugated sheet, a connecting part overlapped wi...

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1. Verfasser: DING JIAOPING
Format: Patent
Sprache:chi ; eng
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