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发明名称
Improvements relating to guttering
摘要
申请公布号
GB855581(A)
申请公布日期
1960.12.07
申请号
GB19580025315
申请日期
1958.08.07
申请人
G. A. HARVEY & CO. (LONDON) LIMITED
发明人
HARVEY GORDON COLUMBA
分类号
E04D13/04;E04D13/064
主分类号
E04D13/04
代理机构
代理人
主权项
地址
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