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经营范围
发明名称
Flue Blocks
摘要
申请公布号
GB2052597(A)
申请公布日期
1981.01.28
申请号
GB19800014257
申请日期
1980.04.30
申请人
SEVERNWISE LTD
发明人
分类号
E04B2/02;E04C1/39;(IPC1-7):E04C1/39
主分类号
E04B2/02
代理机构
代理人
主权项
地址
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