A draught excluding arrangement for doors,申请号GB19490007324-传众专利搜索

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发明名称	A draught excluding arrangement for doors
摘要
申请公布号	GB657864(A)	申请公布日期	1951.09.26
申请号	GB19490007324	申请日期	1949.03.17
申请人	ROBERT ISKOW BACH	发明人
分类号	E06B7/20	主分类号	E06B7/20
代理机构		代理人
主权项
地址

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