INK THAT ERASES ITSELF BY SELF-EVAPORATION AND CAN BE USED ON A PAPER MEDIUM BY MEANS OF A SPECIFIC WRITING IMPLEMENT

摘要

The present invention relates to an ink that erases itself by evaporation and can be applied to a paper medium without any user intervention. This ink is contained in a specific writing implement designed for the intended use. This process thus enables a player to reuse the same ticket or other paper games medium several times.