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发明名称
CONTACTLESS KEYBOARD SYSTEM
摘要
申请公布号
PL242831(A1)
申请公布日期
1985.01.02
申请号
PL19830242831
申请日期
1983.06.30
申请人
INST KOMPUTEROWYCH SYST
发明人
PATERMAN JANUSZ;KRAMAROWSKA TERESA
分类号
G06C;G06F3/023;(IPC1-7):G06C/
主分类号
G06C
代理机构
代理人
主权项
地址
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