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发明名称
REGISTER PREVENT CITCUIT FOR INVALID CALLS FROM ELEVATOR HALLS
摘要
申请公布号
JPS5233239(A)
申请公布日期
1977.03.14
申请号
JP19750107958
申请日期
1975.09.08
申请人
HITACHI LTD
发明人
SASAKI OSAMU
分类号
B66B3/00;B66B1/14
主分类号
B66B3/00
代理机构
代理人
主权项
地址
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