A mechanical face seal,申请号IN1991MA42319-传众专利搜索

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发明名称	A mechanical face seal
摘要
申请公布号	IN180266(B)	申请公布日期	1998.01.24
申请号	IN1991MA42319	申请日期	1991.06.03
申请人	JOHN CRANE INC.	发明人	CRANE JOHN
分类号	F04D29/08;(IPC1-7):F04D29/08	主分类号	F04D29/08
代理机构		代理人
主权项
地址

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