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发明名称
ISDN COMMUNICATIONS EQUIPMENT
摘要
申请公布号
JPH06261096(A)
申请公布日期
1994.09.16
申请号
JP19930047077
申请日期
1993.03.09
申请人
RICOH CO LTD
发明人
MASUDA NOBUYUKI
分类号
H04L29/08;H04L12/02;(IPC1-7):H04L29/08
主分类号
H04L29/08
代理机构
代理人
主权项
地址
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