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发明名称
RANGE INDICATOR
摘要
申请公布号
CA455084(A)
申请公布日期
1949.03.08
申请号
CAD455084
申请日期
申请人
BELL TELEPHONE LABORATORIES;WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
ALBERT M. SKELLETT
分类号
主分类号
代理机构
代理人
主权项
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