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Publication of FR819253ApublicationCriticalpatent/FR819253A/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
B42D19/00—Movable-strip writing or reading apparatus
FR819253D1936-03-191937-03-15Dispositif pour inscrire et rechercher des notes sur une bande passant d'un tambour tournant sur un autre
ExpiredFR819253A
(fr)