| 2831424 | Traveling type carriage in high speed printers | 1958-04-22 | ||
| 2811102 | Random printing means | 1957-10-29 | ||
| 2802049 | Magnetic printer | 1957-08-06 | ||
| 2776618 | Printing cylinders for high-speed printing systems | 1957-01-08 | ||
| 2773443 | Apparatus for defining characters on impression-receiving material | 1956-12-11 | ||
| 2600952 | N/A | 1952-06-17 | ||
| 2540654 | Data storage system | 1951-02-06 | ||
| 2457133 | Fragmentary character printer | 1948-12-28 | ||
| 1405722 | Typewriter mechanism | 1922-02-07 | ||
| 0950473 | N/A | 1910-03-01 | ||
| 0723567 | N/A | 1903-03-24 |
| IT323582B |