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DANDONG MINGCHENG ENVIRONMENTAL PROTECTION PRODUCTS CO., LTD
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DANDONG CITY, CN
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last 30 patents
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Patent Grant
Method of manufacturing external cover edge of molded cup lid and p...
Patent number
9,624,007
Issue date
Apr 18, 2017
Dandong Mingcheng Environmental Protection Products Co., Ltd.
Zongshen Lai
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL