发明名称 |
Telephone apparatus with dial key display for external line status |
摘要 |
A telephone apparatus comprises a display unit to display use states of a plurality of external lines; a dial key including a ten-key; and a selector to select either one of the external lines in accordance with the operation of the dial key. LEDs of two colors may be used as a display unit.
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申请公布号 |
US5517551(A) |
申请公布日期 |
1996.05.14 |
申请号 |
US19940185172 |
申请日期 |
1994.01.24 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
ARAI, SHUNJI |
分类号 |
H04M1/725;H04M1/733;H04M9/00;(IPC1-7):H04Q7/32 |
主分类号 |
H04M1/725 |
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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