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发明名称
ELEVATOR SPEED DETECTING DEVICE
摘要
申请公布号
JPH11100175(A)
申请公布日期
1999.04.13
申请号
JP19970263271
申请日期
1997.09.29
申请人
HITACHI LTD
发明人
HATA KOSEI;MITSUNE SHUNSUKE
分类号
G01P3/489;B66B1/28;B66B5/06;(IPC1-7):B66B1/28
主分类号
G01P3/489
代理机构
代理人
主权项
地址
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