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发明名称
Apparatus for measuring resistance
摘要
申请公布号
US2651751(A)
申请公布日期
1953.09.08
申请号
US19490132924
申请日期
1949.12.14
申请人
HEATH HOWARD R
发明人
HEATH HOWARD R.
分类号
G01N27/06;G01N33/49
主分类号
G01N27/06
代理机构
代理人
主权项
地址
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