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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50/00
Closures with means for discouraging unauthorised opening or removal thereof, with or without indicating means, e.g. child-proof closures
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B65D50/02
openable or removable by the combination of plural actions
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B65D50/06
requiring the combination of different actions in succession
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B65D50/061
being disengageable from container only after rotational alignment of closure, or other means inhibiting removal of closure, with container, e.g. tortuous path type
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B65D50/062
the closure removal inhibiting means being a displaceable ring
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