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发明名称
Testing device
摘要
申请公布号
US2993363(A)
申请公布日期
1961.07.25
申请号
US19580790313
申请日期
1958.08.06
申请人
HOWELL INSTRUMENTS, INC.
发明人
HOWELL JOHN S.
分类号
G01K15/00
主分类号
G01K15/00
代理机构
代理人
主权项
地址
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