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发明名称
ELECTRETE ELECTRODE FOR ELECTRONIC COMPONENTS
摘要
申请公布号
CS219658(B1)
申请公布日期
1983.03.25
申请号
CS19800007256
申请日期
1980.10.27
申请人
CERVENAK,JAN,CS
发明人
CERVENAK,JAN,CS
分类号
H01G7/02;(IPC1-7):H01G7/02
主分类号
H01G7/02
代理机构
代理人
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