Fold-Over Sealing Ring for Socket Pipes,申请号GB19670024925-传众专利搜索

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发明名称	Fold-Over Sealing Ring for Socket Pipes
摘要
申请公布号	GB1182358(A)	申请公布日期	1970.02.25
申请号	GB19670024925	申请日期	1967.05.30
申请人	RHEINSTAHL HUTTENWERKE AG	发明人
分类号	F16L21/025;F16L21/035	主分类号	F16L21/025
代理机构		代理人
主权项
地址

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