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经营范围
发明名称
ELECTRONIK CALCULATOR
摘要
申请公布号
HK67478(A)
申请公布日期
1978.12.01
申请号
HK19780000674
申请日期
1978.11.23
申请人
HEWLETT PACKARD CO
发明人
分类号
G06F15/02;(IPC1-7):G06F9/06
主分类号
G06F15/02
代理机构
代理人
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地址
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