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发明名称
ELECTRET
摘要
申请公布号
JPS5333400(A)
申请公布日期
1978.03.29
申请号
JP19760107268
申请日期
1976.09.09
申请人
TOKYO SHIBAURA ELECTRIC CO
发明人
TAMURA SAKAE;FUJIMORI YOSHITSUNE;FUJIWARA SHIGERU
分类号
H01G7/02
主分类号
H01G7/02
代理机构
代理人
主权项
地址
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