CLOSURE ELEMENT FOR PIPELINES,申请号EP19890100271-传众专利搜索

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发明名称	CLOSURE ELEMENT FOR PIPELINES
摘要
申请公布号	EP0320491(A3)	申请公布日期	1991.12.27
申请号	EP19890100271	申请日期	1986.05.27
申请人	SCHMIDT, FRITZ	发明人	SCHMIDT, FRITZ
分类号	F16K1/22;F16K1/24;(IPC1-7):F16K1/24	主分类号	F16K1/22
代理机构		代理人
主权项
地址

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