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发明名称
TAPERED INLET FOR CENTRIFUGAL FANS
摘要
申请公布号
PL172329(B1)
申请公布日期
1997.09.30
申请号
PL19930308227
申请日期
1993.09.24
申请人
ABB FLAEKT AB
发明人
HUGBART JEAN-PAUL
分类号
F04D29/44;F04D29/42;(IPC1-7):F04D29/42
主分类号
F04D29/44
代理机构
代理人
主权项
地址
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