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发明名称
TELEPHONE DIAL FINGER WHEEL
摘要
申请公布号
CA380868(A)
申请公布日期
1939.04.18
申请号
CAD380868
申请日期
申请人
CHARLES H. ANDROS
发明人
JOSEPH A. PETNEL
分类号
主分类号
代理机构
代理人
主权项
地址
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