发明名称 |
Memory module for a programmable electronic device |
摘要 |
A memory module is provided for read/writing a program. The memory module is connected to a programmable device including a programmable electronic calculator, a personal computer, a computer, or a word processing device such as a word processor and a language dictionary. A switch is provided for selectively supplying read/write control signals to the memory module. The memory module includes a plurality of memory areas which may be selectively disconnected from the read/write control signals to prevent reading/writing therein.
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申请公布号 |
US4617650(A) |
申请公布日期 |
1986.10.14 |
申请号 |
US19830519148 |
申请日期 |
1983.08.01 |
申请人 |
SHARP KABUSHIKI KAISHA |
发明人 |
MORINO, MASUAKI;TAKADA, YUJI |
分类号 |
G11C7/00;G06F12/14;G06F15/02;G06F17/27;G06F17/28;G06F21/02;G06F21/22;G11C7/22;(IPC1-7):G11C13/00 |
主分类号 |
G11C7/00 |
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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