|  | B |
SECTION B — PERFORMING OPERATIONS

PRINTING

|  | B43 |
WRITING AND DRAWING APPLIANCES; BUREAU ACCESSORIES

|  | B43K |
INSTRUMENTS FOR WRITING; DRAWING-PENS

|  | B43L |
ARTICLES FOR WRITING OR DRAWING UPON; ACCESSORIES FOR WRITING OR DRAWING (workshop equipment for marking-out work Fulltext... Hierarchy... Expanded...B25H 7/00)

|  | B43M |
BUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR (stapling devices Fulltext... Hierarchy... Expanded...B25C 5/00; devices for temporarily attaching sheets together Fulltext... Hierarchy... Expanded...B42F)