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经营范围
发明名称
Oscilloscope recorder
摘要
申请公布号
US2936333(A)
申请公布日期
1960.05.10
申请号
US19530393830
申请日期
1953.11.23
申请人
HRB-SINGER, INC.
发明人
HIGDON ROBERT V.;MCLUCAS JOHN L.
分类号
G01R13/20
主分类号
G01R13/20
代理机构
代理人
主权项
地址
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