ELECTRIC APPLIANCE AND METHOD OF EXAMINING OPERATION OF THE SAME
PROBLEM TO BE SOLVED: To provide an electric appliance in which it is not necessary to exchange a printing means such as an ink ribbon, for example, and a method of examining operation of such an electric appliance. SOLUTION: To a CPU (central processing unit) 1 that controls the whole, there are co...
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Format: | Patent |
Sprache: | eng |
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