发明名称 Optical recording card and method of producing the same.
摘要 This invention is concerned with a DRAW type optical recording card and a method of producing the same. The optical recording card of the invention is so constructed that an optical recording member is held between a card front board and a card rear board. The optical recording member is constructed by a colored organic material layer and an aluminum deposited layer in the form of a layered structure or by a clored organic material layer and a transparent figure image forming layer in the form of a layered structure. When optical informations are written in the optical recording member, a laser beam is emitted from the outside of the card front board whereby a pit is formed on the optical recording member.
申请公布号 EP0272875(A2) 申请公布日期 1988.06.29
申请号 EP19870311075 申请日期 1987.12.16
申请人 KYODO PRINTING CO., LTD. 发明人 FUKUSHIMA, YOICHI;FUJITA, MINORU;KAKINUMA, YUJI
分类号 B42D15/10;G06K19/06;G06K19/14;G11B7/0033;G11B7/24012;G11B7/24018;G11B7/24035;G11B7/26 主分类号 B42D15/10
代理机构 代理人
主权项
地址