发明名称 Laser marking of a card
摘要 The invention relates to a method for the laser marking of a support having a body and a cover sheet. A laser beam is used to etch the body of the support through the thickness of the cover sheet. The support is laminated either during or after the laser marking in order to reduce or prevent deformations in the cover sheet resulting from etching.
申请公布号 US2009130394(A1) 申请公布日期 2009.05.21
申请号 US20060919488 申请日期 2006.04.25
申请人 GEMPLUS 发明人 LESUR JEAN-LUC
分类号 B41M7/00;B41M5/24;B42D15/10 主分类号 B41M7/00
代理机构 代理人
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