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发明名称
Improvements in and relating to a draught control device
摘要
申请公布号
GB841448(A)
申请公布日期
1960.07.13
申请号
GB19580012800
申请日期
1958.04.22
申请人
N.V. DE VEREENIGDE BLIKFABRIEKEN
发明人
分类号
F24C15/00
主分类号
F24C15/00
代理机构
代理人
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