BR9201780A -
IMPROVEMENTS IN LIDS FOR HERMETIC CLOSING AND THE VACUUM OF POTS AND OTHERS, GLASS CONTAINERS, INTENDED FOR PACKING OF FOOD CONSERVES
- Google Patents
IMPROVEMENTS IN LIDS FOR HERMETIC CLOSING AND THE VACUUM OF POTS AND OTHERS, GLASS CONTAINERS, INTENDED FOR PACKING OF FOOD CONSERVES
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Publication number
BR9201780A
BR9201780ABR9201780ABR9201780ABR9201780ABR 9201780 ABR9201780 ABR 9201780ABR 9201780 ABR9201780 ABR 9201780ABR 9201780 ABR9201780 ABR 9201780ABR 9201780 ABR9201780 ABR 9201780A
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Application filed by Rojek MetalgraficafiledCriticalRojek Metalgrafica
Priority to BR9201780ApriorityCriticalpatent/BR9201780A/en
Publication of BR9201780ApublicationCriticalpatent/BR9201780A/en
BR9201780A1992-05-121992-05-12
IMPROVEMENTS IN LIDS FOR HERMETIC CLOSING AND THE VACUUM OF POTS AND OTHERS, GLASS CONTAINERS, INTENDED FOR PACKING OF FOOD CONSERVES
BR9201780A
(en)
PROCESS FOR FORMING A RELIEF HOLE WITH DETACHABLE SHUTTLE SEAL, FOR EASY OPENING, IN METAL COVERS, VACUUM CLOSING, CUPS AND OTHER GLASS CONTAINERS, WHICH ARE PACKAGED FOR FOOD PRODUCTS