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发明名称
Dummy joint cutter for concrete pavements
摘要
申请公布号
US1916887(A)
申请公布日期
1933.07.04
申请号
US19300446570
申请日期
1930.04.23
申请人
THOMAS MCCLAIN WILLIAM
发明人
MCCLAIN WILLIAM THOMAS
分类号
E01C23/02
主分类号
E01C23/02
代理机构
代理人
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地址
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