Improvements in weather guards for doors, windows and the like,申请号GB19290004878-传众专利搜索

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发明名称	Improvements in weather guards for doors, windows and the like
摘要
申请公布号	GB326311(A)	申请公布日期	1930.03.13
申请号	GB19290004878	申请日期	1929.02.13
申请人	THOMAS HELSBY	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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