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发明名称
DIGITAL FILTERS
摘要
申请公布号
US3522546(A)
申请公布日期
1970.08.04
申请号
USD3522546
申请日期
1968.02.29
申请人
BELL TELEPHONE LAB. INC.
发明人
LELAND B. JACKSON;HENRY S. MCDONALD
分类号
H03H17/04;H04L25/03;(IPC1-7):H03K5/00
主分类号
H03H17/04
代理机构
代理人
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地址
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