EMERGENCY TALKING DEVICE FOR ELEVATOR,申请号JP19860275276-传众专利搜索

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发明名称	EMERGENCY TALKING DEVICE FOR ELEVATOR
摘要
申请公布号	JPS63134480(A)	申请公布日期	1988.06.07
申请号	JP19860275276	申请日期	1986.11.20
申请人	HITACHI ELEVATOR ENG & SERV CO LTD	发明人	NAKAMURA HARUHISA
分类号	B66B3/00;H04M9/00;H04M9/08	主分类号	B66B3/00
代理机构		代理人
主权项
地址

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