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发明名称
Method of closing bags
摘要
申请公布号
US2200313(A)
申请公布日期
1940.05.14
申请号
US19360098729
申请日期
1936.08.31
申请人
THOMAS M. ROYAL & COMPANY
发明人
VOLKSDORF HANS
分类号
B65D33/30
主分类号
B65D33/30
代理机构
代理人
主权项
地址
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