发明名称 |
Portable electronic calculator with a writing instrument |
摘要 |
A portable electronic calculator which has incorporated therein a writing instrument. A miniature electronic calculator is built in a rectangular, elongated body. A cover made of metal covers a control panel for the electronic calculator and a display part, and the cover is mounted on the body to be removable therefrom by sliding the cover in the lengthwise direction of the body. The side marginal portions of the cover are bent inwardly for engagement with both side surfaces of the body to reinforce the body when the cover has been mounted thereon.
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申请公布号 |
US4404643(A) |
申请公布日期 |
1983.09.13 |
申请号 |
US19810233716 |
申请日期 |
1981.02.12 |
申请人 |
HOSIDEN ELECTRONICS CO. |
发明人 |
OJIMA, SHIN;WATANABE, KAZUTAKA;IWASAKI, HIROSHI |
分类号 |
B43K29/093;G06F3/02;G06F15/02;(IPC1-7):G06F3/02 |
主分类号 |
B43K29/093 |
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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