Improvements in and relating to louvres,申请号GB19470009028-传众专利搜索

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发明名称	Improvements in and relating to louvres
摘要
申请公布号	GB623828(A)	申请公布日期	1949.05.24
申请号	GB19470009028	申请日期	1947.04.02
申请人	EDWARD SANDY	发明人
分类号	E06B7/084	主分类号	E06B7/084
代理机构		代理人
主权项
地址

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