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发明名称
MATERIAL FUER EIN ELEKTRISCHES BAUELEMENT MIT NEGATIVER TEMPERATURCHARAKTERISTIK
摘要
申请公布号
DE1765941(B2)
申请公布日期
1977.06.08
申请号
DE19681765941
申请日期
1968.08.13
申请人
发明人
分类号
H01B1/08;H01C7/04;(IPC1-7):H01C7/04;H05B1/02;H05B3/14
主分类号
H01B1/08
代理机构
代理人
主权项
地址
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