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发明名称
SCAFFOLD LADDER
摘要
申请公布号
CA385364(A)
申请公布日期
1939.11.28
申请号
CAD385364
申请日期
申请人
SAFWAY STEEL SCAFFOLDS CO. OF WIS.;SAFWAY STEEL SCAFFOLDS CO. OF AMERICA
发明人
REINHOLD A. UECKER;DAVID E. BEATTY;INGAR G. RAMBO
分类号
主分类号
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