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发明名称
FLEXIBLE TUBES AND METHODS OF MAKING THE SAME
摘要
申请公布号
CA471613(A)
申请公布日期
1951.02.20
申请号
CAD471613
申请日期
申请人
ROBERT ELDON ROBERTS
发明人
ROBERT ELDON ROBERTS
分类号
主分类号
代理机构
代理人
主权项
地址
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