发明名称 TRANSACTION CARDS AND ASSOCIATED METHODS
摘要 The purpose of the present invention is to provide a new type of transaction card with improved properties in comparison with conventional plastic cards. The transaction card has first and second layers. The first layer is made of metal. The second layer is made of carbon. The transaction card according to the present invention has improved rigidity, durability, and strength; reduced weight; an extended service life; and improved high-tech appearance.
申请公布号 KR20130135076(A) 申请公布日期 2013.12.10
申请号 KR20130055945 申请日期 2013.05.16
申请人 BLACK CARD, LLC 发明人 SCOTT ALAN BLUM
分类号 B42D15/10;B32B15/04 主分类号 B42D15/10
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