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发明名称
Magnetic switching system
摘要
申请公布号
US2785389(A)
申请公布日期
1957.03.12
申请号
US19550504800
申请日期
1955.04.29
申请人
RADIO CORPORATION
发明人
WARREN CHARLES S.
分类号
H03K17/81
主分类号
H03K17/81
代理机构
代理人
主权项
地址
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