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Publication of FR989825ApublicationCriticalpatent/FR989825A/fr
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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FR989825D1949-05-021949-05-02Perfectionnements aux appareils pour l'ouverture des bocaux de conserves
ExpiredFR989825A
(fr)