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发明名称
EXPANSION JOINT FOR CONCRETE STRUCTURES
摘要
申请公布号
GB8929299(D0)
申请公布日期
1990.02.28
申请号
GB19890029299
申请日期
1989.12.29
申请人
ASAHI DENKA KOGYO K K
发明人
分类号
E02D29/16;E04B1/68;E04G9/10;(IPC1-7):H05K3/46
主分类号
E02D29/16
代理机构
代理人
主权项
地址
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