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发明名称
VENTILATION UNIT
摘要
申请公布号
GB8300964(D0)
申请公布日期
1983.02.16
申请号
GB19830000964
申请日期
1983.01.14
申请人
COX LTD, WILLIAM
发明人
分类号
E04D13/17;F24F7/02;F24F13/14;(IPC1-7):F24F13/10
主分类号
E04D13/17
代理机构
代理人
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地址
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