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经营范围
发明名称
Ohmmeter
摘要
申请公布号
US2749512(A)
申请公布日期
1956.06.05
申请号
US19520306023
申请日期
1952.08.23
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
BLAIR ROYER R.
分类号
G01R27/02
主分类号
G01R27/02
代理机构
代理人
主权项
地址
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