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Priority to JP16975184UpriorityCriticalpatent/JPS6183960U/ja
Publication of JPS6183960UpublicationCriticalpatent/JPS6183960U/ja
B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; 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
B42D1/00—Books or other bound products
B42D1/003—Books or other bound products characterised by shape or material of the sheets
B42D1/006—Books or other bound products characterised by shape or material of the sheets with at least one foldable or folded sheet
