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经营范围
发明名称
DRAINAGE GULLEY
摘要
申请公布号
GB8531920(D0)
申请公布日期
1986.02.05
申请号
GB19850031920
申请日期
1985.12.31
申请人
POLYPIPE LTD
发明人
分类号
E03C1/29
主分类号
E03C1/29
代理机构
代理人
主权项
地址
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