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发明名称
DEODORIZING METHOD OF OPERATING OIL IN HYDRAULIC ELEVATOR
摘要
申请公布号
JPH04191281(A)
申请公布日期
1992.07.09
申请号
JP19900318036
申请日期
1990.11.26
申请人
HITACHI BUILDING SYST ENG & SERVICE CO LTD
发明人
NAGANUMA KIYOSHI;SAHODA NORIYUKI;MUROI MASASHI
分类号
B66B9/04;B66B7/00
主分类号
B66B9/04
代理机构
代理人
主权项
地址
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