| 摘要 |
1,199,368. Character recognition. COLUMBIA RIBBON & CARBON MFG. CO. Inc. 6 May, 1968 [18 May, 1967], No. 21310/68. Heading G4R. [Also in Divisions C3 and D2] Characters for automatic sensing (optical or magnetic) are made by transfer from a " carbon " paper in which the imaging material is arranged in thin narrowly spaced columns (see Division D2). As shown, these columns are vertical in relation to the characters formed. |
