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Publication of BE688892ApublicationCriticalpatent/BE688892A/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
B42D5/00—Sheets united without binding to form pads or blocks
B42D5/04—Calendar blocks
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Sub-Exchange Stations And Push- Button Telephones
(AREA)
Indicateur de passage et de non passage, pour rues et carrefours, ayant, en plus des signaux principaux, d'autres signaux indiquant aux piétons quand ils doivent s'arrêter de passer dans un sens et peuvent commencer à passer dans l'autre sens