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发明名称
Portable step
摘要
申请公布号
AU7744494(A)
申请公布日期
1995.05.25
申请号
AU19940077444
申请日期
1994.10.26
申请人
ANGUS HARDY KING;RONALD JOHN KING
发明人
ANGUS HARDY KING
分类号
E01D15/12
主分类号
E01D15/12
代理机构
代理人
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