87、DW20項目註冊了什麽專利?

答:DW20去中心本位幣是一個全新的、有意義的發明,但DW20沒有申請專利。

Please follow and like us:
RSS
Follow by Email
X (Twitter)
#sfsi_plus_floater .sfsi_plus_twt_tool_bdr .sfsi_plus_inside{margin-top: -18px;}
Visit Us
Follow Me
YouTube
YouTube
Please follow and like us:
RSS
Follow by Email
X (Twitter)
Visit Us
Follow Me
YouTube
YouTube
返回頂端