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发明名称
Highway guard fence
摘要
申请公布号
US1864159(A)
申请公布日期
1932.06.21
申请号
US19310534094
申请日期
1931.04.30
申请人
MALLEABLE IRON FITTINGS COMPANY
发明人
WILLIAMS ROLLAND G.
分类号
E01F13/00;E01F15/04
主分类号
E01F13/00
代理机构
代理人
主权项
地址
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