| 3076407 | Plate cylinder separating attachment for offset presses | |||
| 2948215 | Constant backlash gearing for a printing couple | |||
| 2898853 | Offset lithographic printing machines | |||
| 2675232 | Printing press control | |||
| 2270273 | Convertible printing press | |||
| 1974544 | Double inking device for printing presses | |||
| 1942490 | Ink double-rolling control | |||
| 1897148 | Transfer blanket for offset printing | |||
| 1528660 | Offset-printing means | |||
| 1143708 | N/A | |||
| 0237558 | N/A |