| 摘要 |
PROBLEM TO BE SOLVED: To provide a robust card case which makes it possible to pass through a gate by holding an employee card, a pass card, etc., in the card case up to the gate and enables information printed on the card to be discriminated from the outside. SOLUTION: The card is formed by stacking three plastic films so that only one outside film is shorter than other two sheets and sealing the four circumferential sides and the short plastic film is made of a transparent material; and a plate of a material which is harder than the two plastic films or a non-contact IC card is sealed inside the two plastic films. |
