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经营范围
发明名称
SECRET COMMUNICATION SYSTEM
摘要
申请公布号
JPS54129901(A)
申请公布日期
1979.10.08
申请号
JP19780037744
申请日期
1978.03.31
申请人
TOKYO SHIBAURA ELECTRIC CO
发明人
NAKAMURA MAKOTO;ASAKAWA SHIGERU;SUGIYAMA FUMIO;OKAI TSUKASA
分类号
H04K1/02;H04K1/00;H04L9/12
主分类号
H04K1/02
代理机构
代理人
主权项
地址
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