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经营范围
发明名称
ELEVATOR FALSE CAR CALL CANCELLATION CONTROL
摘要
申请公布号
CA902754(A)
申请公布日期
1972.06.13
申请号
CAD902754
申请日期
申请人
RELIANCE ELECTRIC COMPANY
发明人
GORDON P. SPRAGUE
分类号
B66B1/14;B66B1/52;(IPC1-7):B66B1/14
主分类号
B66B1/14
代理机构
代理人
主权项
地址
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