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经营范围
发明名称
EXHAUST FAN.
摘要
申请公布号
EP0674735(A4)
申请公布日期
1997.04.23
申请号
EP19940900653
申请日期
1993.12.03
申请人
WARD, PETER, JOHN
发明人
WARD, PETER, JOHN
分类号
E03D9/04;F01D1/32;F03B13/00;F04D25/04;F24F7/007;F24F7/013;F24F7/06;(IPC1-7):E03D9/04
主分类号
E03D9/04
代理机构
代理人
主权项
地址
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