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发明名称
Oscillation modulator
摘要
申请公布号
US2288817(A)
申请公布日期
1942.07.07
申请号
US19390285033
申请日期
1939.07.18
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MAGGIO JOHN B.
分类号
H03C1/16
主分类号
H03C1/16
代理机构
代理人
主权项
地址
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