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发明名称
Vehicle ladder apparatus
摘要
申请公布号
US2864543(A)
申请公布日期
1958.12.16
申请号
US19540455576
申请日期
1954.09.13
申请人
J. H. HOLAN CORPORATION
发明人
TROCHE HERMAN J.
分类号
E06C5/20
主分类号
E06C5/20
代理机构
代理人
主权项
地址
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