A CALCULATOR HAVING MERGED KEY CODES,申请号HK19780000689-传众专利搜索

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发明名称	A CALCULATOR HAVING MERGED KEY CODES
摘要
申请公布号	HK68978(A)	申请公布日期	1978.12.01
申请号	HK19780000689	申请日期	1978.11.23
申请人	HEWLETT PACKARD CO	发明人
分类号	G06F7/00;G06F3/023;G06F9/00;G06F15/02;H03M11/04;H03M11/14;H03M11/18;(IPC1-7):G06F3/02	主分类号	G06F7/00
代理机构		代理人
主权项
地址

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