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发明名称
Improvements in or relating to ventilating and air conditioning apparatus
摘要
申请公布号
GB351229(A)
申请公布日期
1931.06.25
申请号
GB19300018010
申请日期
1930.06.12
申请人
ALEXANDER WILLIAM STEWART
发明人
分类号
F24F3/00
主分类号
F24F3/00
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代理人
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