METHOD FOR OPERATING A VALVE,申请号EP19890312362-传众专利搜索

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发明名称	METHOD FOR OPERATING A VALVE
摘要
申请公布号	EP0371763(B1)	申请公布日期	1993.09.15
申请号	EP19890312362	申请日期	1989.11.28
申请人	WILLETT INTERNATIONAL LIMITED	发明人	WALTON, ROBERT LIONEL
分类号	B41J2/045	主分类号	B41J2/045
代理机构		代理人
主权项
地址

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