Adhesives for mounting boards; Adhesives for picture framing mat boards; Advertisement boards made of cardboard; Advertisement boards made of paper; Advertisement boards of cardboard; Advertisement boards of paper; Back-up boards, back-up sheets, back-up panels, entry boards, entry sheets, and entry panels made out of paper for use in the operation of drilling holes in printed circuit boards; Blackboards, drawing boards and easels; Bristol boards; Chalk boards; Chalk boards for school and home use; Clip boards; Corrugated board; Corrugated board and paper containers; Desk mount boards for reading and writing; Directory boards; Drawing boards; Drawing boards being painters' articles; Dry erase writing boards; Dry erase writing boards and writing surfaces; Illustration boards; Ivory boards; Lap boards for reading and writing; Liquid packaging board; Magnetic boards being office requisites; Magnetic boards for scheduling activities and appointments; Mat boards; Memorandum boards; Mounting boards; Packaging materials made of corrugated board; Paper board; Paper boards; Paper illustration boards; Paste board; Picture framing mat boards; Poster board; Printed advertising boards of cardboard; Printed advertising boards of paper; Printed products, namely, menu boards; Sketch boards; Slate boards for writing; Stencils used in the production of electronic circuit boards and other electronic components; Stick-on whiteboards and dry-erase boards; Watercolor boards; Watercolour boards; Wet erase writing boards; Writing board erasers