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发明名称
VENTILATOR
摘要
申请公布号
GB8305475(D0)
申请公布日期
1983.03.30
申请号
GB19830005475
申请日期
1983.02.28
申请人
GREENWOOD AIRVAC VENTILATION LTD
发明人
分类号
E06B7/06;F24F13/14;(IPC1-7):F24F13/10
主分类号
E06B7/06
代理机构
代理人
主权项
地址
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