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经营范围
发明名称
Portable automated flagman
摘要
申请公布号
AU758364(B2)
申请公布日期
2003.03.20
申请号
AU19990061291
申请日期
1999.08.10
申请人
JOHN F. BOYD II
发明人
JOHN F. BOYD II
分类号
E01F9/011;G09F15/00;(IPC1-7):B60Q7/00
主分类号
E01F9/011
代理机构
代理人
主权项
地址
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