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Publication of FR331952ApublicationCriticalpatent/FR331952A/fr
B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
B65D27/00—Envelopes or like essentially-rectangular containers for postal or other purposes having no structural provision for thickness of contents
B65D27/12—Closures
B65D27/30—Closures with special means for indicating unauthorised opening
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR331952D1903-05-121903-05-12Système de fermeture inviolable pour enveloppes
ExpiredFR331952A
(fr)