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发明名称
Fremgangsmaade til Fremstilling af Modstandslag med høj ohmsk Modstand, særlig til regulerbare Modstande.
摘要
申请公布号
DK66961(C)
申请公布日期
1948.06.07
申请号
DK19430002796
申请日期
1943.10.28
申请人
PREH ELEKTROFEINMECHANISCHE WERKE;JAKOB PREH
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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