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发明名称
Ventilation apparatus with control means
摘要
申请公布号
US3352225(A)
申请公布日期
1967.11.14
申请号
US19650509273
申请日期
1965.11.23
申请人
STOCKBUILDINGS LIMITED
发明人
FFISKE GERALD DRANDRIDGE
分类号
A01K1/00;F24F7/007;F24F7/013;F24F11/00;F24F11/053;G05D23/19
主分类号
A01K1/00
代理机构
代理人
主权项
地址
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