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发明名称
Calibration of cathode-ray oscillographs
摘要
申请公布号
US2438420(A)
申请公布日期
1948.03.23
申请号
US19430505710
申请日期
1943.10.09
申请人
METROPOLITAN-VICKERS ELECTRICAL COMPANY LIMITED
发明人
SCOLES GRAHAM JOHN;MILLER CHARLES WALTER
分类号
G01R13/22
主分类号
G01R13/22
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代理人
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