ELEVATOR SHAFT CLEANING DEVICE,申请号JP19910166235-传众专利搜索

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发明名称	ELEVATOR SHAFT CLEANING DEVICE
摘要
申请公布号	JPH04365777(A)	申请公布日期	1992.12.17
申请号	JP19910166235	申请日期	1991.06.12
申请人	HITACHI BUILDING SYST ENG & SERVICE CO LTD	发明人	SHIMODERA MAKOTO;MORIKAWA MASAKI
分类号	B08B5/02;B66B5/00;B66B7/12	主分类号	B08B5/02
代理机构		代理人
主权项
地址

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