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发明名称
Expansion joint
摘要
申请公布号
AU645940(B1)
申请公布日期
1994.01.27
申请号
AU19920024574
申请日期
1992.09.18
申请人
GEOFFREY JOHN HUMBY
发明人
GEOFFREY JOHN HUMBY
分类号
E01C11/12;E01D19/06;E04B1/68;(IPC1-7):E04B1/68
主分类号
E01C11/12
代理机构
代理人
主权项
地址
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