| 摘要 |
A casino chip is provided, in which transmitting and receiving between the electronic security system and an RF ID equipped in the core are smoothly made. A casino chip is equipped with a core(1) of the plastic material in which an RF ID(13) communicating with the electronic security system is built. The inner ring and outer ring are injection-molded in one body at the edge portion of the core to form the marking part. Decal is adhered to the open surface of the core. The core includes an electric wave communication part in which transmitting and receiving between the RF ID and the electronic security system are made without the interference of the electric wave.
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