Child device at bottom of system of sealing bag quick -witted silica -gel plate in soft -packing
WANG DUNDONG, GUO QUNLIANG, JIANG ZHIHUI, YANG SHA, XIE XIAOXIA, GAI XIAOFAN, CHEN BAOSHENG
Year of Publication 23.11.2016
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Year of Publication 23.11.2016
Patent
Mould is sealed in combination of soft -packing abnormal shape self -reliance bag
WANG DUNDONG, GUO QUNLIANG, JIANG ZHIHUI, YANG SHA, XIE XIAOXIA, GAI XIAOFAN, CHEN BAOSHENG
Year of Publication 23.11.2016
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Year of Publication 23.11.2016
Patent
Eliminate device of three edge sealing shaping bag static
WANG DUNDONG, GUO QUNLIANG, JIANG ZHIHUI, YANG SHA, XIE XIAOXIA, GAI XIAOFAN, CHEN BAOSHENG
Year of Publication 23.11.2016
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Year of Publication 23.11.2016
Patent
Plastics flexible packaging bag exhaust hole perforating device
WANG DUNDONG, GUO QUNLIANG, JIANG ZHIHUI, YANG SHA, XIE XIAOXIA, GAI XIAOFAN, CHEN BAOSHENG
Year of Publication 23.11.2016
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Year of Publication 23.11.2016
Patent