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经营范围
发明名称
DIGITAAL RECURSIEF FILTER.
摘要
申请公布号
NL161634(B)
申请公布日期
1979.09.17
申请号
NL19690002849
申请日期
1969.02.24
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED, NEW YORK.
发明人
分类号
H03H17/04;H04L25/03;(IPC1-7):H03H7/28
主分类号
H03H17/04
代理机构
代理人
主权项
地址
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