Improvements in and relating to pipe couplings,申请号GB19390023337-传众专利搜索

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发明名称	Improvements in and relating to pipe couplings
摘要
申请公布号	GB534772(A)	申请公布日期	1941.03.18
申请号	GB19390023337	申请日期	1939.08.12
申请人	PARNALL AIRCRAFT LIMITED;THEO SHERWEN;DOUGLAS HERBERT SCOTT LONSDALE	发明人
分类号	F16L19/065;F16L19/08	主分类号	F16L19/065
代理机构		代理人
主权项
地址

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