发明名称 Credit/Service Card with Expanded Surface Area
摘要 A credit/service card with expanded surface area comprises a first card member, a second card member and a hinge connecting the two card members. The credit/service card also comprises a fastener for holding the first and second card member together when the credit/service card is in the closed position.
申请公布号 CA2141407(A1) 申请公布日期 1994.02.17
申请号 CA19932141407 申请日期 1993.07.29
申请人 GUNN ROBERT T 发明人 GUNN ROBERT T
分类号 B42D15/10 主分类号 B42D15/10
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