VENTILATING ELEMENT FOR ROOFS,申请号GB19860029011-传众专利搜索

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发明名称	VENTILATING ELEMENT FOR ROOFS
摘要
申请公布号	GB2185099(B)	申请公布日期	1989.10.25
申请号	GB19860029011	申请日期	1986.12.04
申请人	* BRAAS & CO GMBH	发明人	ANDREA * HECHLER-KERSCHGENS;KARL-HEINZ * HOFMANN
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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