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发明名称
CORDLESS TELEPHONE SECURITY CODING
摘要
申请公布号
GB2254225(A)
申请公布日期
1992.09.30
申请号
GB19920003592
申请日期
1992.02.20
申请人
* NATIONAL SEMICONDUCTOR CORPORATION
发明人
WAI TAK * CHIU;KWONG YIN * WONG
分类号
H04M1/727
主分类号
H04M1/727
代理机构
代理人
主权项
地址
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