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发明名称
Electrical indicating system
摘要
申请公布号
US2260116(A)
申请公布日期
1941.10.21
申请号
US19300455217
申请日期
1930.05.24
申请人
THE TELEREGISTER CORPORATION
发明人
HICKS RAYMOND M.;LEROY EVERETT R.
分类号
H04L12/18
主分类号
H04L12/18
代理机构
代理人
主权项
地址
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