| |||
| perfect copy | |||
| duplex printing; perfect printing; reverse printing; work-and-turn printing | |||
| |||
| duplex printing | |||
|
impression recto-verso : 4 phrases in 1 subject |
| Information technology | 4 |
| |||
| perfect copy | |||
| duplex printing; perfect printing; reverse printing; work-and-turn printing | |||
| |||
| duplex printing | |||
|
impression recto-verso : 4 phrases in 1 subject |
| Information technology | 4 |