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B67—OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
B67B—APPLYING CLOSURE MEMBERS TO BOTTLES JARS, OR SIMILAR CONTAINERS; OPENING CLOSED CONTAINERS
B67B7/00—Hand- or power-operated devices for opening closed containers
B67B7/20—Hand- or power-operated devices for opening closed containers for breaking vacuum seals between lids or covers and bodies of preserving jars, e.g. by wedge action
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FR931314D1946-07-251946-07-25Appareil pour l'ouverture de bocaux
ExpiredFR931314A
(fr)