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发明名称
WIRNIK WENTYLATORA OSIOWEGO
摘要
申请公布号
PL99394(B1)
申请公布日期
1978.07.31
申请号
PL19750185185
申请日期
1975.12.02
申请人
发明人
分类号
F04D29/32;F04D29/34;(IPC1-7):F04D29/32
主分类号
F04D29/32
代理机构
代理人
主权项
地址
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