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发明名称
ELEVATOR MAINTENANCE WORK MANAGEMENT SYSTEM
摘要
申请公布号
JPH06336380(A)
申请公布日期
1994.12.06
申请号
JP19930126163
申请日期
1993.05.27
申请人
HITACHI BUILDING SYST ENG & SERVICE CO LTD
发明人
ISHII TAKASHI;KITAHARA HIROMICHI;ISHIMOTO HIROFUMI;NAKANO AKIO;ONOZUKA TAKESHI
分类号
B66B5/00;B66B5/02;(IPC1-7):B66B5/00
主分类号
B66B5/00
代理机构
代理人
主权项
地址
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