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发明名称
INTERCONNECTED SLABS
摘要
申请公布号
GB8716519(D0)
申请公布日期
1987.08.19
申请号
GB19870016519
申请日期
1987.07.14
申请人
JKH DRAINAGE UNITS LTD
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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