Stormproof draught excluders for doors and windows,申请号GB19490031080-传众专利搜索

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发明名称	Stormproof draught excluders for doors and windows
摘要
申请公布号	GB676992(A)	申请公布日期	1952.08.06
申请号	GB19490031080	申请日期	1949.12.03
申请人	THOMAS ARMSTRONG BROWN	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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