发明名称 THEFT-PROOF CREDIT CARD ASSEMBLY
摘要 A theft-proof credit card assembly including separate front and back laminates. The laminates are temporarily held in registry while a coded symbol is simultaneously embossed on both. The front laminate is sent to a customer while the back laminate is mailed several days later. Upon receiving both laminates, they are permanently secured to form a useable credit card assembly.
申请公布号 US3683806(A) 申请公布日期 1972.08.15
申请号 USD3683806 申请日期 1970.05.20
申请人 MURRAY RUDOLPH 发明人 MURRAY RUDOLPH
分类号 B42D15/10;G07F7/08;(IPC1-7):B41L47/02;G09F3/10 主分类号 B42D15/10
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