CUP SEAL OF POLISHED ROD,申请号SU19925039566-传众专利搜索

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发明名称	CUP SEAL OF POLISHED ROD
摘要
申请公布号	RU2020341(C1)	申请公布日期	1994.09.30
申请号	SU19925039566	申请日期	1992.04.22
申请人	ZAKHAROV BORIS S	发明人	ZAKHAROV BORIS S
分类号	F16J15/32;(IPC1-7):F16J15/32	主分类号	F16J15/32
代理机构		代理人
主权项
地址

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