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经营范围
发明名称
ACTIVE RC-FILTER
摘要
申请公布号
SU792557(A1)
申请公布日期
1980.12.30
申请号
SU19782645693
申请日期
1978.07.14
申请人
LE POLT I IM. M.I.KALININA
发明人
LYPAR YURIJ ,SU
分类号
H03H11/12;(IPC1-7):H03H11/12
主分类号
H03H11/12
代理机构
代理人
主权项
地址
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