ELEVATOR DOOR OPENING EXTENDING DEVICE,申请号JP19910258783-传众专利搜索

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发明名称	ELEVATOR DOOR OPENING EXTENDING DEVICE
摘要
申请公布号	JPH0570069(A)	申请公布日期	1993.03.23
申请号	JP19910258783	申请日期	1991.09.11
申请人	HITACHI BUILDING SYST ENG & SERVICE CO LTD	发明人	OHIRA MIKIO;KADOMA KENJI
分类号	B66B13/14	主分类号	B66B13/14
代理机构		代理人
主权项
地址

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