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发明名称
FLUE AND DAMPER CONSTRUCTION FOR OPEN FIREPLACES
摘要
申请公布号
CA452217(A)
申请公布日期
1948.11.02
申请号
CAD452217
申请日期
申请人
WILLIAM ERNEST BAYLIS
发明人
WILLIAM ERNEST BAYLIS
分类号
主分类号
代理机构
代理人
主权项
地址
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