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发明名称
Pulse counter
摘要
申请公布号
US2641694(A)
申请公布日期
1953.06.09
申请号
US19460665593
申请日期
1946.04.27
申请人
FARNSWORTH RESEARCH CORPORATION
发明人
HALLMARK CLYDE E.
分类号
H03K25/00
主分类号
H03K25/00
代理机构
代理人
主权项
地址
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