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发明名称
Protector for highway markings
摘要
申请公布号
US2864331(A)
申请公布日期
1958.12.16
申请号
US19550545310
申请日期
1955.11.07
申请人
BRANDS GEORGE B
发明人
BRANDS GEORGE B.
分类号
E01F9/012
主分类号
E01F9/012
代理机构
代理人
主权项
地址
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