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Publication of FR443529ApublicationCriticalpatent/FR443529A/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 flexible containers for postal or other purposes having no structural provision for thickness of contents
B65D27/32—Opening devices incorporated during envelope manufacture
B65D27/38—Tearing-strings or -strips
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR443529D1911-07-171911-07-17Procédé de fabrication d'enveloppes de lettres ou de pochettes
ExpiredFR443529A
(fr)