| 摘要 |
<p>PURPOSE: A computer detachable to system diary, a system diary, and a selling method thereof are provided to utilize the computer function and system diary function. CONSTITUTION: A system diary(1) has a plurality of opening and closing rings(2) for installing the predetermined refill. A computer comprises 3 units(12,22,32). The ring hanging fitting plates(13,23,33) are installed in one side. The ring is inserted into the penetration holes(14,24). The computer comprises an LCD panel(11), a circuit unit for operation and a keyboard input unit(21).</p> |
