发明名称 CARD SHEET CONSTRUCTION
摘要 <p>A card sheet including a top material having punched lines, the front side of the top material being printable. A carrier material of at least one polymer layer is directly applied as by extruding to the back side of the top material. The polymer has a stress-at-break in the range of 10 to 30 MPa and an elongation at break in the range of 10 to 120 %. From the card sheet individual cards may be broken out to form high quality calling (business) cards, photograph cards, post cards or the like.</p>
申请公布号 WO2003020597(A1) 申请公布日期 2003.03.13
申请号 US2002027518 申请日期 2002.08.28
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