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经营范围
发明名称
SEALING GUTTERING CONNECTORS
摘要
申请公布号
GB2037840(A)
申请公布日期
1980.07.16
申请号
GB19780049375
申请日期
1978.12.20
申请人
WAVIN BV
发明人
分类号
E04D13/068;(IPC1-7):E04D13/06
主分类号
E04D13/068
代理机构
代理人
主权项
地址
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