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发明名称
Improvements in ventilators
摘要
申请公布号
GB418717(A)
申请公布日期
1934.10.30
申请号
GB19340003686
申请日期
1934.02.05
申请人
THOMAS ARTHUR HEPPENSTALL;H. H. ROBERTSON COMPANY
发明人
分类号
F23L17/02
主分类号
F23L17/02
代理机构
代理人
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地址
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