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发明名称
Carbon disk resistor
摘要
申请公布号
US2502489(A)
申请公布日期
1950.04.04
申请号
US19470736751
申请日期
1947.03.24
申请人
BIRTMAN ELECTRIC CO.
发明人
SPARKLIN CHARLES H.
分类号
H01C10/12
主分类号
H01C10/12
代理机构
代理人
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