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发明名称
Dowel rod and sealing material supporting unit for joints in concrete
摘要
申请公布号
US2552365(A)
申请公布日期
1951.05.08
申请号
US19460709248
申请日期
1946.11.12
申请人
SHEFFIELD STEEL CORPORATION
发明人
BRADBURY WILLIAM EDWARD
分类号
E01C11/14
主分类号
E01C11/14
代理机构
代理人
主权项
地址
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