| 摘要 |
<p>PROBLEM TO BE SOLVED: To protect a secret number and coating material of a box in which things can be stored in such a manner that a part of a base material is formed into one card and desired information can be stored in the card. SOLUTION: There are provided a base material 10' of a box A, a coating material P provided over the inner surface of the material 10', which is separated when it is touched, a secret number 30 covered with the coating material P, bending pieces 21, 22 provided on the periphery of the material 10', and a break part, which can be cut off along a fold position or fold line 11 formed on the material 10'. The pieces 21, 22 are folded inwardly to assemble a box and when one side (b) of the box is cut off from the material 10' along the break part, desired information printed on the rear side of the material 10' is left as it is and the secret number can be prevented from being stolen, while the coating material applied to the inner side of the box can be protected.</p> |
