A patent for a blockchain payments system has been granted to South Korea’s leading credit card firm Shinhan Card
Source: https://cointelegraph.com/news/south-koreas-biggest-credit-card-patents-blockchain-payments-system
A patent for a blockchain payments system has been granted to South Korea’s leading credit card firm Shinhan Card
Source: https://cointelegraph.com/news/south-koreas-biggest-credit-card-patents-blockchain-payments-system
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