Improvements in roofs of buildings,申请号GB19460027001-传众专利搜索

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发明名称	Improvements in roofs of buildings
摘要
申请公布号	GB616720(A)	申请公布日期	1949.01.26
申请号	GB19460027001	申请日期	1946.09.09
申请人	CARL GEORG MUNTERS;ERLING BERNER	发明人
分类号	E04D13/17	主分类号	E04D13/17
代理机构		代理人
主权项
地址

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