DEVICE FOR AUTOMATIC CONTROL OF BACK PRESSURE IN SHIP STERN TUBE BEARING SEAL,申请号SU19894694699-传众专利搜索

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发明名称	DEVICE FOR AUTOMATIC CONTROL OF BACK PRESSURE IN SHIP STERN TUBE BEARING SEAL
摘要
申请公布号	SU1652189(A1)	申请公布日期	1991.05.30
申请号	SU19894694699	申请日期	1989.05.18
申请人	BABAKOV NIKOLAJ N,SU;KLEPIKOV SERGEJ YU,SU	发明人	BABAKOV NIKOLAJ N,SU;KLEPIKOV SERGEJ YU,SU
分类号	B63H23/36	主分类号	B63H23/36
代理机构		代理人
主权项
地址

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