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发明名称
Potentiometer
摘要
申请公布号
US2083408(A)
申请公布日期
1937.06.08
申请号
US19360078620
申请日期
1936.05.08
申请人
LEEDS & NORTHRUP COMPANY
发明人
STEIN IRVING M.
分类号
G01R1/20
主分类号
G01R1/20
代理机构
代理人
主权项
地址
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