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经营范围
发明名称
VENTILATORMUEHLE
摘要
申请公布号
DD287206(A5)
申请公布日期
1991.02.21
申请号
DD19890331918
申请日期
1989.08.18
申请人
VEB DAMPFERZEUGERBAU BERLIN,DE
发明人
FRIEDRICH,ALFRED,DE;WEBER,PETER-JUERGEN,DE;WEIDELT,HEINZ,DE
分类号
B02C13/286;(IPC1-7):B02C13/286
主分类号
B02C13/286
代理机构
代理人
主权项
地址
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