DEVICE FOR CLEANING THE UPPER SIDES OF CEILING ELEMENTS,申请号EP19860109311-传众专利搜索

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发明名称	DEVICE FOR CLEANING THE UPPER SIDES OF CEILING ELEMENTS
摘要
申请公布号	EP0208297(A3)	申请公布日期	1987.09.30
申请号	EP19860109311	申请日期	1986.07.08
申请人	OETJEN, HEINRICH, DIPL.-ING.	发明人	OETJEN, HEINRICH, DIPL.-ING.
分类号	E04B9/02;(IPC1-7):E04B5/55	主分类号	E04B9/02
代理机构		代理人
主权项
地址

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