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发明名称
Resistor unit and method for making same
摘要
申请公布号
US2176604(A)
申请公布日期
1939.10.17
申请号
US19370143449
申请日期
1937.05.19
申请人
BENKELMAN GLEN F
发明人
BENKELMAN GLEN F.
分类号
H01C1/144
主分类号
H01C1/144
代理机构
代理人
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