EMERGENCY COMMUNICATION DEVICE FOR ELEVATOR INSPECTOR,申请号JP19900257295-传众专利搜索

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发明名称	EMERGENCY COMMUNICATION DEVICE FOR ELEVATOR INSPECTOR
摘要
申请公布号	JPH04140288(A)	申请公布日期	1992.05.14
申请号	JP19900257295	申请日期	1990.09.28
申请人	HITACHI BUILDING SYST ENG & SERVICE CO LTD	发明人	NAKAMURA HARUHISA
分类号	B66B3/00;B66B5/00	主分类号	B66B3/00
代理机构		代理人
主权项
地址

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