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发明名称
DRILL DEVICE
摘要
申请公布号
CA419971(A)
申请公布日期
1944.05.02
申请号
CAD419971
申请日期
申请人
GLOBE PRODUCTS MANUFACTURING COMPANY
发明人
PAUL HELLMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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