Improvements in and relating to expansion pieces for pipes,申请号GB19520028110-传众专利搜索

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发明名称	Improvements in and relating to expansion pieces for pipes
摘要
申请公布号	GB722241(A)	申请公布日期	1955.01.19
申请号	GB19520028110	申请日期	1952.11.07
申请人	THE ENGLISH ELECTRIC COMPANY LIMITED	发明人	HUGHES JOHN OLIVER PHILIP
分类号	F16L51/02	主分类号	F16L51/02
代理机构		代理人
主权项
地址

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