发明名称 |
Programmable calculator including editing capability |
摘要 |
A programmable calculator having modular read-write and read-only memory units, a central processing unit, a keyboard input unit, and an output display unit includes keys on the keyboard input unit for enabling the user to efficiently and effectively edit programs stored in the read-write memory unit.
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申请公布号 |
US4480305(A) |
申请公布日期 |
1984.10.30 |
申请号 |
US19810227453 |
申请日期 |
1981.01.22 |
申请人 |
HEWLETT-PACKARD COMPANY |
发明人 |
WATSON, ROBERT E.;WALDEN, JACK M.;NEAR, CHARLES W. |
分类号 |
G06F15/02;(IPC1-7):G06F15/02 |
主分类号 |
G06F15/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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