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发明名称
Способ повышения стабильности поверхностного заряда электретов из чистой керамики
摘要
申请公布号
SU135162(A1)
申请公布日期
1960.11.30
申请号
SU19600668758
申请日期
1960.06.02
申请人
发明人
ZAEV N.E.;LAPCHUK V.A.
分类号
H01G13/02;H01G7/02
主分类号
H01G13/02
代理机构
代理人
主权项
地址
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