发明名称 |
FINGERPRINTING COMPOSITIONS, SYSTEMS AND METHODS |
摘要 |
A self-contained liquid composition for use in making fingerprints comprising the reaction product of at least one leuco or non-leuco chromogenic compound and at least one color-developing substance in a liquid vehicle that is a solvent for said chromogenic compound and reaction product and a solvent or dispersant for said color-developing substance. The method of fingerprinting and a fingerprinting system utilizing the liquid composition are also disclosed. |
申请公布号 |
CA1291875(C) |
申请公布日期 |
1991.11.12 |
申请号 |
CA19880561347 |
申请日期 |
1988.03.14 |
申请人 |
VASSILIADES, ANTHONY E. |
发明人 |
VASSILIADES, ANTHONY E. |
分类号 |
A61B5/1172;B41M5/136;C09B62/00 |
主分类号 |
A61B5/1172 |
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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