发明名称 |
Secure property document and method of manufacture |
摘要 |
A secure property document is provided which includes an optical data set defined by radiant energy modifying elements underlying a magnetic data member for reflecting infrared radiation therethrough. Preferably, the infrared reflectors are comprised of a plurality of thin metallic elements vapor deposited onto a magnetic tape during manufacture prior to hot stamping.
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申请公布号 |
US4044231(A) |
申请公布日期 |
1977.08.23 |
申请号 |
US19750581428 |
申请日期 |
1975.05.27 |
申请人 |
ADDRESSOGRAPH MULTIGRAPH CORPORATION |
发明人 |
BECK, CHARLES K.;FOOTE, FRANCIS C. |
分类号 |
G11B5/80;B42D15/10;C09D5/23;C09D7/12;G06K19/08;G06K19/10;G11B5/65;G11B5/73;G11B5/738;(IPC1-7):G06K19/08;G06K7/10;B42D15/00;G11B7/00 |
主分类号 |
G11B5/80 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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