• All sections
• B - Performing operationstransporting
• B41J - Typewritersselective printing mechanisms, i.e. mechanisms printing otherwise than from a formecorrection of typographical errors
• B41J 31/06 - Ink ribbons having coatings other than impression-material coatings the coatings being directly on the base material, i.e. below impression-transfer materialInk ribbons having base material impregnated with material other than impression material

Patent holdings for IPC class B41J 31/06

Total number of patents in this class: 7

10-year publication summary

Principal owners for this class