A win-win lottery method using a win-win lottery system in which prize money is paid through a draw of reserves

The present invention relates to a win-win lottery method using a win-win lottery system in which prize money is paid through draw of reserves, which provides daily reserves generated through consumption are paid through draw to promote consumption, thereby providing an effect of stimulating the eco...

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1. Verfasser: MIN, YOUNG EUN
Format: Patent
Sprache:eng ; kor
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