Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B65
CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
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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
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2517/00
Containers specially constructed to be opened by cutting, piercing or tearing of wall portions, e.g. preserving cans or tins
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B65D2517/50
Non-integral frangible members applied to, or inserted in, a preformed opening
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B65D2517/504
Details of preformed openings
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B65D2517/504

BLOWN BOTTLE, INK CARTRIDGE, AND METHOD FOR MANUFACTURING BLOWN BOTTLE
20190224904 · 2019-07-25 ·

A blown bottle includes at least two layers including an inner layer and an outer layer, wherein the inner layer includes an inner layer flange, the outer layer includes an outer layer flange, and wherein a protrusion is formed on either one of the inner layer flange or the outer layer flange, a recess is formed in the other, and the protrusion is fitted to the recess.