PROGRAMMABLE FUNCTIONAL KEYBOARD FOR THE CONTACT OF THE ATTENDANCE WITH THE COMPUTER,申请号CS19820003494-传众专利搜索

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发明名称	PROGRAMMABLE FUNCTIONAL KEYBOARD FOR THE CONTACT OF THE ATTENDANCE WITH THE COMPUTER
摘要
申请公布号	CS223546(B1)	申请公布日期	1983.10.28
申请号	CS19820003494	申请日期	1982.05.13
申请人	KRAL,VACLAV,CS	发明人	KRAL,VACLAV,CS
分类号	G06F3/023;(IPC1-7):G06F3/023	主分类号	G06F3/023
代理机构		代理人
主权项
地址

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