More topics under "B42 - Bookbinding; Albums; Files; Special printed matter" (82,086) |
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B42B - Permanently attaching together sheets, quires, or signatures, or permanently attaching objects thereto (4,342) |
B42C - Bookbinding (11,690) |
B42D - Books; Book covers; Loose leaves; Printed matter of special format or style not otherwise provided for; Devices for use therewith and not otherwise provided for; Movable-strip writing or reading apparatus (45,973) |
B42F - Sheets temporarily attached together; Filing appliances; File cards; Indexing (20,081) |