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发明名称
Oscillator tracking system
摘要
申请公布号
US2289670(A)
申请公布日期
1942.07.14
申请号
US19410401111
申请日期
1941.07.05
申请人
JOHNSON LABORATORIES, INC.
发明人
MCCLELLAN GEORGE B.
分类号
H03J3/28
主分类号
H03J3/28
代理机构
代理人
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地址
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