| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a portable telephone set equipped with a mouse, whose operability is improved and whose key operation is smoothly performed, by freely attachably/detachably installing the mouse in the portable telephone set. SOLUTION: The portable telephone set A1 is provided the mouse A2 for personal computer P in a wireless system, which is freely attachably and detachably fitted to the portable telephone set A1 with appropriate attaching means 13, 14, 20 and 21. They can be carried by one hand and can be operated as they are. Operability is remarkably good owing to easy handling performance and a wide space is not required to the effect that the telephone set is convenient for carrying.</p> |
