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发明名称
PRIVACY TELEPHONE EQUIPMENT
摘要
申请公布号
JPS6229235(A)
申请公布日期
1987.02.07
申请号
JP19850168226
申请日期
1985.07.29
申请人
NEC CORP
发明人
TAGUCHI SATORU
分类号
H04K1/04
主分类号
H04K1/04
代理机构
代理人
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