• All sections
• B - Performing operationstransporting
• B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
• B41J 17/40 - Mechanisms for manipulating page-width impression-transfer material, e.g. carbon paper for dealing with the impression-transfer material after use for retracting sheets for re-use

Patent holdings for IPC class B41J 17/40

Total number of patents in this class: 1

10-year publication summary

Principal owners for this class