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发明名称
DEVICE FOR MANUFACTURING OF FILM ELECTRET
摘要
申请公布号
RU1774768(C)
申请公布日期
1995.11.27
申请号
SU19894749096
申请日期
1989.10.11
申请人
LENINGRADSKIJ GOSUDARSTVENNYJ PEDAGOGICHESKIJ INSTITUT IM.A.I.GERTSENA
发明人
BOJTSOV V.G.;SKUGAREV A.S.;TSYTSEN A.G.;ULYANOV G.I.;CHEBAKOV E.N.;MELIKOV K.A.
分类号
H01G7/02;(IPC1-7):H01G7/02
主分类号
H01G7/02
代理机构
代理人
主权项
地址
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