Improvements in or relating to gas or weatherproof windows, doors, and the like,申请号GB19380017963-传众专利搜索

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发明名称	Improvements in or relating to gas or weatherproof windows, doors, and the like
摘要
申请公布号	GB504513(A)	申请公布日期	1939.04.26
申请号	GB19380017963	申请日期	1938.06.16
申请人	EDWARD HODGSON;THOMAS HOLMES	发明人
分类号	E06B7/23	主分类号	E06B7/23
代理机构		代理人
主权项
地址

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