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发明名称
INSPECTION DEVICE FOR ANNOUNCIATOR OF ELEVATOR
摘要
申请公布号
JPH02239079(A)
申请公布日期
1990.09.21
申请号
JP19890057946
申请日期
1989.03.13
申请人
HITACHI ELEVATOR ENG & SERVICE CO LTD
发明人
SHIMIZU KAZUYA;KAJIWARA REIJI;MATSUO TOKIHIRO
分类号
B66B3/00;B66B5/00
主分类号
B66B3/00
代理机构
代理人
主权项
地址
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