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发明名称
Veränderbarer Widerstand
摘要
申请公布号
AT255575(B)
申请公布日期
1967.07.10
申请号
AT19650010175
申请日期
1965.11.11
申请人
PREH ELEKTROFEINMECHANISCHE WERKE J. PREH NACHF.
发明人
分类号
H01C10/30;H01C10/34
主分类号
H01C10/30
代理机构
代理人
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