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经营范围
发明名称
An improved roof gutter
摘要
申请公布号
GB2083515(A)
申请公布日期
1982.03.24
申请号
GB19800027908
申请日期
1980.08.28
申请人
SACHS E & CO LTD
发明人
分类号
E04D13/064;E04D13/158;(IPC1-7):E04D13/06
主分类号
E04D13/064
代理机构
代理人
主权项
地址
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