An improved draught-excluder for doors,申请号GB19380015839-传众专利搜索

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发明名称	An improved draught-excluder for doors
摘要
申请公布号	GB504228(A)	申请公布日期	1939.04.21
申请号	GB19380015839	申请日期	1938.05.27
申请人	RICHARD NORMAN BRADLEY	发明人	BRADLEY RICHARD NORMAN
分类号	E06B7/18	主分类号	E06B7/18
代理机构		代理人
主权项
地址

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