发明名称 UNDURCHSICHTIGE IDENTIFIKATIONSKARTE UND VERFAHREN ZU IHRER HERSTELLUNG
摘要 An indentification card wherein any required characters, designs and/or embossings are made on the base material of the card and an engraved image by which the user can be identified and which has no projections thereon is made in the part of a colored layer provided on the base material of the card.
申请公布号 DE2225471(B2) 申请公布日期 1978.02.16
申请号 DE19722225471 申请日期 1972.05.25
申请人 发明人
分类号 B42D15/10;B44F1/12;G06K19/08;G07F7/08 主分类号 B42D15/10
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