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发明名称
Improvements relating to cross bottom valve bags
摘要
申请公布号
GB829459(A)
申请公布日期
1960.03.02
申请号
GB19570025095
申请日期
1957.08.08
申请人
CARL HONSEL
发明人
分类号
B65D30/24
主分类号
B65D30/24
代理机构
代理人
主权项
地址
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