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经营范围
发明名称
Instrument calibration circuit
摘要
申请公布号
US2880393(A)
申请公布日期
1959.03.31
申请号
US19560583835
申请日期
1956.05.09
申请人
GEORGE E. FAILING COMPANY
发明人
CORNISH EUGENE S.
分类号
G01V3/20;G01V13/00
主分类号
G01V3/20
代理机构
代理人
主权项
地址
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