Chalkboards; Clipboards; Paperboard; Advertising signs of cardboard; Blackboards; Cardboard; Cardboard signboards; Corkboard pins; Directory boards; Drawing boards; Dry erase writing boards and writing surfaces; Lap boards for reading and writing; Magnetic boards being office requisites; Packaging boxes of cardboard; Printed advertising boards of cardboard; Small blackboards; Stick-on whiteboards and dry-erase boards; Wet erase writing boards; White paperboard; Writing board erasers

Boxes, containers, and cartons of paperboard or cardboard for commercial or industrial packaging; Cardboard; Drawing boards; Easel pads; Easels; File folders; Magnetic boards; Magnetic paper; Painters' easels; Paperboard boxes; Stationery folders; White paperboard; Whiteboard erasers; Writing tablets; Automatic paper clip dispensing machines for office or stationery use; Blackboards, drawing boards and easels; Card files; Desk mounted stationery cabinets; Desktop stationery cabinets; Document...