Packing for socket pipe connections,申请号GB19370028640-传众专利搜索

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发明名称	Packing for socket pipe connections
摘要
申请公布号	GB488075(A)	申请公布日期	1938.06.30
申请号	GB19370028640	申请日期	1937.10.20
申请人	BUDERUS'SCHE EISENWERKE	发明人
分类号	F16L19/07	主分类号	F16L19/07
代理机构		代理人
主权项
地址

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