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发明名称
DEETADENSOSOCHINO IJOJOTAIKAIFUKUHOSHIKI
摘要
申请公布号
JPS5160102(A)
申请公布日期
1976.05.25
申请号
JP19740134978
申请日期
1974.11.21
申请人
HITACHI LTD
发明人
SONETA KOZO
分类号
H04L25/02;H04B3/00;H04L13/00;H04L29/14
主分类号
H04L25/02
代理机构
代理人
主权项
地址
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