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发明名称
Signaling
摘要
申请公布号
US1997042(A)
申请公布日期
1935.04.09
申请号
US19310581811
申请日期
1931.12.18
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
CHIREIX HENRI
分类号
H04K1/00
主分类号
H04K1/00
代理机构
代理人
主权项
地址
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