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发明名称
BAND PASS FILTER
摘要
申请公布号
CA561416(A)
申请公布日期
1958.08.05
申请号
CAD561416
申请日期
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
DONALD D. GRIEG
分类号
主分类号
代理机构
代理人
主权项
地址
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