IMPROVED ROOF VENTILATION TILE AND METHOD OF VENTILATING A ROOF SPACE,申请号EP19830301205-传众专利搜索

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发明名称	IMPROVED ROOF VENTILATION TILE AND METHOD OF VENTILATING A ROOF SPACE
摘要
申请公布号	EP0090513(B1)	申请公布日期	1986.07.23
申请号	EP19830301205	申请日期	1983.03.07
申请人	NICHOLL & WOOD LTD.	发明人	RADCLIFFE, WILLIAM
分类号	E04D1/30;(IPC1-7):E04D1/30	主分类号	E04D1/30
代理机构		代理人
主权项
地址

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