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Publication of FR921036ApublicationCriticalpatent/FR921036A/fr
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
B42D3/00—Book covers
B42D3/04—Book covers loose
B42D3/045—Protective cases for books
FR921036D1946-02-011946-02-01Boîtier de protection pour livres
ExpiredFR921036A
(fr)