PREFABRICATED STAIRCASE CONSTRUCTION FOR A FLIGHT OF STAIRS,申请号EP19880103990-传众专利搜索

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发明名称	PREFABRICATED STAIRCASE CONSTRUCTION FOR A FLIGHT OF STAIRS
摘要
申请公布号	EP0283890(B1)	申请公布日期	1991.05.29
申请号	EP19880103990	申请日期	1988.03.14
申请人	ERNST, HERBERT	发明人	ERNST, HERBERT
分类号	E04F11/035	主分类号	E04F11/035
代理机构		代理人
主权项
地址

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