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发明名称
Expansion joint
摘要
申请公布号
US2084100(A)
申请公布日期
1937.06.15
申请号
US19350025460
申请日期
1935.06.07
申请人
MCHUGH FREDERICK J
发明人
MCHUGH FREDERICK J.
分类号
E01D19/06
主分类号
E01D19/06
代理机构
代理人
主权项
地址
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