HYDRAULIC OIL EXCHANGER FOR HYDRAULIC ELEVATOR,申请号JP19910166234-传众专利搜索

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发明名称	HYDRAULIC OIL EXCHANGER FOR HYDRAULIC ELEVATOR
摘要
申请公布号	JPH04365780(A)	申请公布日期	1992.12.17
申请号	JP19910166234	申请日期	1991.06.12
申请人	HITACHI BUILDING SYST ENG & SERVICE CO LTD	发明人	SAHODA NORIYUKI;NAGANUMA KIYOSHI;SONOI TAKEO
分类号	B66B5/00;B66B9/04;F15B21/04	主分类号	B66B5/00
代理机构		代理人
主权项
地址

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