| 摘要 |
PROBLEM TO BE SOLVED: To provide a card-type calculation display device by which the number of respective kinds of small coins and the total of the small coins coexisting in a wallet can always be list-grasped. SOLUTION: The card-type calculation display device of the small coins in a wallet is obtained by force-pressing a thin substrate 1 obtained by set- printing the kind scaling lines 2 of small coins in a vertical direction and the scaling line 3 of the number of small coins in a horizontal direction and a transparent cover plate 4 obtained by integrally molding a guiding track 6 provided with a slider 5 along the scaling line 3 of the number of the small coins in the horizontal direction.
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