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发明名称
Transmitter
摘要
申请公布号
US2521353(A)
申请公布日期
1950.09.05
申请号
US19450631096
申请日期
1945.11.27
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
FITCH CLYDE J.;EICHORN ROBERT N.
分类号
H04L17/06;H04L25/04;H04L25/45
主分类号
H04L17/06
代理机构
代理人
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