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经营范围
发明名称
Impulse repeater
摘要
申请公布号
US2348198(A)
申请公布日期
1944.05.09
申请号
US19430475904
申请日期
1943.02.15
申请人
AUTOMATIC ELECTRIC LABORATORIES, INC.
发明人
EVERS HARRY G.;ELLIOTT GEORGE
分类号
H04Q1/36
主分类号
H04Q1/36
代理机构
代理人
主权项
地址
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