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发明名称
PAPER BAG
摘要
申请公布号
CA317207(A)
申请公布日期
1931.11.17
申请号
CAD317207
申请日期
申请人
THE BATES VALVE BAG CORPORATION
发明人
EDGAR HOPPE
分类号
主分类号
代理机构
代理人
主权项
地址
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