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发明名称
Counter circuit
摘要
申请公布号
US2349810(A)
申请公布日期
1944.05.30
申请号
US19410421129
申请日期
1941.12.01
申请人
GENERAL ELECTRIC COMPANY
发明人
COOK ELLSWORTH D.
分类号
H03K21/00
主分类号
H03K21/00
代理机构
代理人
主权项
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