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发明名称
DISPLAY UNIT FOR ELEVATOR HALL CALL
摘要
申请公布号
JPH0286578(A)
申请公布日期
1990.03.27
申请号
JP19880233614
申请日期
1988.09.20
申请人
HITACHI ELEVATOR ENG & SERVICE CO LTD
发明人
KAIZAWA MAKOTO
分类号
B66B3/00;B66B13/14
主分类号
B66B3/00
代理机构
代理人
主权项
地址
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