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US07645194B2 Financial institutions and instruments in a virtual environment 失效
金融机构和仪器在虚拟环境中

Financial institutions and instruments in a virtual environment
Abstract:
A system and method to allow players of a video game to perform financial transactions in a virtual environment. According to some embodiments, real world financial instruments such as a credit card or other financial instrument may guarantee some or all of the virtual financial operations.
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