| 发明名称 |
MIT EINEM CHROMOGENEN MATERIAL BESCHICHTETES AUFZEICHNUNGSMEDIUM |
| 摘要 |
A free-flowing powder of pigment particles having basereacting, chromogenic, colorless, dye-precursor material adsorbed thereon, and a novel pressure-sensitive record sheet material, utilizing said adsorptively-coated pigment material together with a source of colorless liquid ink which produces a color when and where applied to the dye-precursor-coated pigment particles. |
| 申请公布号 |
DE2219556(A1) |
申请公布日期 |
1973.03.22 |
| 申请号 |
DE19722219556 |
申请日期 |
1972.04.21 |
| 申请人 |
THE NATIONAL CASH REGISTER CO., DAYTON, OHIO (V.ST.A.) |
发明人 |
BROCKETT, BRUCE WILFORD;MILLER, ROBERT ERWIN |
| 分类号 |
B41M5/124;B41M5/132;C09B63/00;(IPC1-7):B41M5/12 |
主分类号 |
B41M5/124 |
| 代理机构 |
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代理人 |
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