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发明名称
Improvements in the construction of chimney flues
摘要
申请公布号
GB362569(A)
申请公布日期
1931.12.10
申请号
GB19300029060
申请日期
1930.09.29
申请人
THOMAS HENRY ANTHONY
发明人
分类号
E04F17/02
主分类号
E04F17/02
代理机构
代理人
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