PORTABLE TERMINAL DEVICE

PROBLEM TO BE SOLVED: To provide a portable terminal device allowing key input during operation of an I/O device without lowering using efficiency of a power source battery. SOLUTION: In this portable terminal device provided with various kinds of I/O devices 1 and a click sound producing means 4 pr...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	OTSUKI TETSUJI
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING ELECTRIC DIGITAL DATA PROCESSING PHYSICS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!