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发明名称
Line load control system
摘要
申请公布号
US2329004(A)
申请公布日期
1943.09.07
申请号
US19420456632
申请日期
1942.08.29
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
SHOPE HARRY S.;ULRICH HORACE W.
分类号
H04M3/12
主分类号
H04M3/12
代理机构
代理人
主权项
地址
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