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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33/00
Details of, or accessories for, sacks or bags
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B65D33/16
End- or aperture-closing arrangements or devices
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B65D33/1616
Elements constricting the neck of the bag
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B65D33/1625
Small plates or the like made of one piece and presenting slits or a central aperture to jam the neck of the bag
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