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经营范围
发明名称
MULTIPLEX SYSTEM
摘要
申请公布号
JPH0294937(A)
申请公布日期
1990.04.05
申请号
JP19890186206
申请日期
1989.07.20
申请人
INTERNATL BUSINESS MACH CORP <IBM>
发明人
MOORISU KIYUKIE;DANIERU PIROSUTO;DOMINIIKU RIGARU
分类号
H04L5/22;H04J3/04;H04J3/16
主分类号
H04L5/22
代理机构
代理人
主权项
地址
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