An improved roof construction,申请号GB19410015639-传众专利搜索

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发明名称	An improved roof construction
摘要
申请公布号	GB553683(A)	申请公布日期	1943.06.01
申请号	GB19410015639	申请日期	1941.12.04
申请人	SAYLE & ROSSAAK (SOUTH AFRICA) (PROPRIETARY) LIMITED;ROBERT JAMES SAYLE;LEIF PAUL ROSSAAK	发明人
分类号	E04D3/26	主分类号	E04D3/26
代理机构		代理人
主权项
地址

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