SPIRALGEHAEUSE FUER VENTILATOREN,申请号DE19611403474-传众专利搜索

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发明名称	SPIRALGEHAEUSE FUER VENTILATOREN
摘要
申请公布号	DE1403474(B2)	申请公布日期	1972.07.06
申请号	DE19611403474	申请日期	1961.09.25
申请人		发明人
分类号	F04D29/42;(IPC1-7):F04D29/40	主分类号	F04D29/42
代理机构		代理人
主权项
地址

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