Pen testing. Automated testing of the resistance and flexibility of pens. Machines like this allow pens to be tested continuously for days at a time. Photographed at a Mont Blanc factory | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Psaila, Philippe |
Bildgröße: | 4311 px × 3251 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |