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经营范围
发明名称
Potentiometer
摘要
申请公布号
DE858427(C)
申请公布日期
1952.12.08
申请号
DE1941H005168D
申请日期
1941.01.11
申请人
W. C. HERAEUS G.M.B.H.
发明人
AUWAERTER MAX DR.;RUTHARDT KONRAD DR.
分类号
H01C3/00
主分类号
H01C3/00
代理机构
代理人
主权项
地址
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