| 发明名称 |
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| 摘要 |
A portable identifying element has the general shape of a laminated credit card, and comprises a front sheet (6), a central sheet (1) and a rear sheet (6'), all of plastic material. An active electronic circuit (3) is positioned within a cavity (2) of the central sheet. A thin layer of copper (7) is juxtaposed with the electronic circuit between the front sheet and rear sheet for removing heat dissipated within the circuit. |
| 申请公布号 |
JPS6161440(B2) |
申请公布日期 |
1986.12.25 |
| 申请号 |
JP19810105743 |
申请日期 |
1981.07.08 |
| 申请人 |
FUIRITSUPUSU FURUUIRANPENFUABURIKEN NV |
发明人 |
MISHERU JIAN KUROODO MONIE;KUROODO FUSHE;MAARU ARUMAN MONNERAI;PIEERU RU MARUSHAN |
| 分类号 |
G06K19/08;B42D15/10;G06K19/02;G06K19/077;G06K19/10;G06Q40/00;H01L23/34;H01L23/42;H01L23/538;H05K7/20 |
主分类号 |
G06K19/08 |
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