Walmartがリブラのような独自コイン開発、特許申請 – みんなの仮想通貨
Walmartがリブラのような独自コイン開発、特許申請 みんなの仮想通貨
ウォルマート（Walmart）は、7月29日付で米国特許商標局（USPTO)に「ブロックチェーンを介したデジタル通貨の為のシステムおよび方法」を特許出願したと、
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