• All sections
• D - Textilespaper
• D21H - Pulp compositionspreparation thereof not covered by subclasses , impregnating or coating of papertreatment of finished paper not covered by class or subclass paper not otherwise provided for
• D21H 23/38 - Knife or blade type coaters the fluid material being applied with a special device, e.g. with a roll in a flooded-nip inverted blade coater

Patent holdings for IPC class D21H 23/38

Total number of patents in this class: 2

10-year publication summary

Principal owners for this class