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发明名称
Road marking apparatus
摘要
申请公布号
US2852305(A)
申请公布日期
1958.09.16
申请号
US19560617055
申请日期
1956.10.19
申请人
WALD INDUSTRIES, INC.
发明人
SHAFFER WILLIAM R.
分类号
E01C23/22
主分类号
E01C23/22
代理机构
代理人
主权项
地址
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