VEDACAO E ARRANJO DE RANHURAS,申请号BR1991PI03070-传众专利搜索

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发明名称	VEDACAO E ARRANJO DE RANHURAS
摘要
申请公布号	BR9103070(A)	申请公布日期	1992.04.28
申请号	BR1991PI03070	申请日期	1991.07.17
申请人	JOHN CRANE INC	发明人	GLENN G. PECHT;JON HAMAKER
分类号	F16J15/34;(IPC1-7):F16J15/28	主分类号	F16J15/34
代理机构		代理人
主权项
地址

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