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发明名称
KEYBOARD FOR A PUBLIC TERMINAL
摘要
申请公布号
GB9016105(D0)
申请公布日期
1990.09.05
申请号
GB19900016105
申请日期
1990.07.23
申请人
ALCATEL BUSINESS SYSTEMS
发明人
分类号
H01H13/702;H01H13/807;H03M11/20
主分类号
H01H13/702
代理机构
代理人
主权项
地址
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