METHOD OF MAKING WORM-TYPE IMPELLER,申请号SU19874191723-传众专利搜索

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发明名称	METHOD OF MAKING WORM-TYPE IMPELLER
摘要
申请公布号	SU1652667(A1)	申请公布日期	1991.05.30
申请号	SU19874191723	申请日期	1987.02.09
申请人	KRIVOSHEEV YUVENALIJ S,SU	发明人	KRIVOSHEEV YUVENALIJ S,SU
分类号	F04D29/32	主分类号	F04D29/32
代理机构		代理人
主权项
地址

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