Improvements in or relating to liquid seals for covers and closures for openings such as air inlets and light shafts that require to be hermetically sealed in emergencies,申请号GB19370033566-传众专利搜索

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发明名称	Improvements in or relating to liquid seals for covers and closures for openings such as air inlets and light shafts that require to be hermetically sealed in emergencies
摘要
申请公布号	GB483219(A)	申请公布日期	1938.04.13
申请号	GB19370033566	申请日期	1936.10.21
申请人	STANLEY LAURENCE GROOM	发明人
分类号	E04H9/10	主分类号	E04H9/10
代理机构		代理人
主权项
地址

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